664265600

素因数分解:

$2^7\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 1729108080

約数和(自身を除く): 1064842480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 61, 64, 80, 82, 83, 100, 122, 128, 160, 164, 166, 200, 205, 244, 305, 320, 328, 332, 400, 410, 415, 488, 610, 640, 656, 664, 800, 820, 830, 976, 1025, 1220, 1312, 1328, 1525, 1600, 1640, 1660, 1952, 2050, 2075, 2440, 2501, 2624, 2656, 3050, 3200, 3280, 3320, 3403, 3904, 4100, 4150, 4880, 5002, 5063, 5248, 5312, 6100, 6560, 6640, 6806, 7808, 8200, 8300, 9760, 10004, 10126, 10624, 12200, 12505, 13120, 13280, 13612, 16400, 16600, 17015, 19520, 20008, 20252, 24400, 25010, 25315, 26240, 26560, 27224, 32800, 33200, 34030, 39040, 40016, 40504, 48800, 50020, 50630, 53120, 54448, 62525, 65600, 66400, 68060, 80032, 81008, 85075, 97600, 100040, 101260, 108896, 125050, 126575, 131200, 132800, 136120, 160064, 162016, 170150, 195200, 200080, 202520, 207583, 217792, 250100, 253150, 265600, 272240, 320128, 324032, 340300, 400160, 405040, 415166, 435584, 500200, 506300, 544480, 648064, 680600, 800320, 810080, 830332, 1000400, 1012600, 1037915, 1088960, 1361200, 1600640, 1620160, 1660664, 2000800, 2025200, 2075830, 2177920, 2722400, 3240320, 3321328, 4001600, 4050400, 4151660, 5189575, 5444800, 6642656, 8003200, 8100800, 8303320, 10379150, 10889600, 13285312, 16201600, 16606640, 20758300, 26570624, 33213280, 41516600, 66426560, 83033200, 132853120, 166066400, 332132800, 664265600]

約数ペア:

[(1, 664265600), (2, 332132800), (4, 166066400), (5, 132853120), (8, 83033200), (10, 66426560), (16, 41516600), (20, 33213280), (25, 26570624), (32, 20758300), (40, 16606640), (41, 16201600), (50, 13285312), (61, 10889600), (64, 10379150), (80, 8303320), (82, 8100800), (83, 8003200), (100, 6642656), (122, 5444800), (128, 5189575), (160, 4151660), (164, 4050400), (166, 4001600), (200, 3321328), (205, 3240320), (244, 2722400), (305, 2177920), (320, 2075830), (328, 2025200), (332, 2000800), (400, 1660664), (410, 1620160), (415, 1600640), (488, 1361200), (610, 1088960), (640, 1037915), (656, 1012600), (664, 1000400), (800, 830332), (820, 810080), (830, 800320), (976, 680600), (1025, 648064), (1220, 544480), (1312, 506300), (1328, 500200), (1525, 435584), (1600, 415166), (1640, 405040), (1660, 400160), (1952, 340300), (2050, 324032), (2075, 320128), (2440, 272240), (2501, 265600), (2624, 253150), (2656, 250100), (3050, 217792), (3200, 207583), (3280, 202520), (3320, 200080), (3403, 195200), (3904, 170150), (4100, 162016), (4150, 160064), (4880, 136120), (5002, 132800), (5063, 131200), (5248, 126575), (5312, 125050), (6100, 108896), (6560, 101260), (6640, 100040), (6806, 97600), (7808, 85075), (8200, 81008), (8300, 80032), (9760, 68060), (10004, 66400), (10126, 65600), (10624, 62525), (12200, 54448), (12505, 53120), (13120, 50630), (13280, 50020), (13612, 48800), (16400, 40504), (16600, 40016), (17015, 39040), (19520, 34030), (20008, 33200), (20252, 32800), (24400, 27224), (25010, 26560), (25315, 26240)]