51081400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 124545600

約数和(自身を除く): 73464200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 61, 79, 100, 106, 122, 158, 200, 212, 244, 265, 305, 316, 395, 424, 488, 530, 610, 632, 790, 1060, 1220, 1325, 1525, 1580, 1975, 2120, 2440, 2650, 3050, 3160, 3233, 3950, 4187, 4819, 5300, 6100, 6466, 7900, 8374, 9638, 10600, 12200, 12932, 15800, 16165, 16748, 19276, 20935, 24095, 25864, 32330, 33496, 38552, 41870, 48190, 64660, 80825, 83740, 96380, 104675, 120475, 129320, 161650, 167480, 192760, 209350, 240950, 255407, 323300, 418700, 481900, 510814, 646600, 837400, 963800, 1021628, 1277035, 2043256, 2554070, 5108140, 6385175, 10216280, 12770350, 25540700, 51081400]

約数ペア:

[(1, 51081400), (2, 25540700), (4, 12770350), (5, 10216280), (8, 6385175), (10, 5108140), (20, 2554070), (25, 2043256), (40, 1277035), (50, 1021628), (53, 963800), (61, 837400), (79, 646600), (100, 510814), (106, 481900), (122, 418700), (158, 323300), (200, 255407), (212, 240950), (244, 209350), (265, 192760), (305, 167480), (316, 161650), (395, 129320), (424, 120475), (488, 104675), (530, 96380), (610, 83740), (632, 80825), (790, 64660), (1060, 48190), (1220, 41870), (1325, 38552), (1525, 33496), (1580, 32330), (1975, 25864), (2120, 24095), (2440, 20935), (2650, 19276), (3050, 16748), (3160, 16165), (3233, 15800), (3950, 12932), (4187, 12200), (4819, 10600), (5300, 9638), (6100, 8374), (6466, 7900)]