8003200

素因数分解:

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

素因数の和:126

約数の個数: 96

約数和(自身を含む): 20584620

約数和(自身を除く): 12581420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 61, 64, 80, 82, 100, 122, 128, 160, 164, 200, 205, 244, 305, 320, 328, 400, 410, 488, 610, 640, 656, 800, 820, 976, 1025, 1220, 1312, 1525, 1600, 1640, 1952, 2050, 2440, 2501, 2624, 3050, 3200, 3280, 3904, 4100, 4880, 5002, 5248, 6100, 6560, 7808, 8200, 9760, 10004, 12200, 12505, 13120, 16400, 19520, 20008, 24400, 25010, 26240, 32800, 39040, 40016, 48800, 50020, 62525, 65600, 80032, 97600, 100040, 125050, 131200, 160064, 195200, 200080, 250100, 320128, 400160, 500200, 800320, 1000400, 1600640, 2000800, 4001600, 8003200]

約数ペア:

[(1, 8003200), (2, 4001600), (4, 2000800), (5, 1600640), (8, 1000400), (10, 800320), (16, 500200), (20, 400160), (25, 320128), (32, 250100), (40, 200080), (41, 195200), (50, 160064), (61, 131200), (64, 125050), (80, 100040), (82, 97600), (100, 80032), (122, 65600), (128, 62525), (160, 50020), (164, 48800), (200, 40016), (205, 39040), (244, 32800), (305, 26240), (320, 25010), (328, 24400), (400, 20008), (410, 19520), (488, 16400), (610, 13120), (640, 12505), (656, 12200), (800, 10004), (820, 9760), (976, 8200), (1025, 7808), (1220, 6560), (1312, 6100), (1525, 5248), (1600, 5002), (1640, 4880), (1952, 4100), (2050, 3904), (2440, 3280), (2501, 3200), (2624, 3050)]