8101600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 144

約数和(自身を含む): 22967280

約数和(自身を除く): 14865680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 41, 50, 52, 65, 76, 80, 82, 95, 100, 104, 130, 152, 160, 164, 190, 200, 205, 208, 247, 260, 304, 325, 328, 380, 400, 410, 416, 475, 494, 520, 533, 608, 650, 656, 760, 779, 800, 820, 950, 988, 1025, 1040, 1066, 1235, 1300, 1312, 1520, 1558, 1640, 1900, 1976, 2050, 2080, 2132, 2470, 2600, 2665, 3040, 3116, 3280, 3800, 3895, 3952, 4100, 4264, 4940, 5200, 5330, 6175, 6232, 6560, 7600, 7790, 7904, 8200, 8528, 9880, 10127, 10400, 10660, 12350, 12464, 13325, 15200, 15580, 16400, 17056, 19475, 19760, 20254, 21320, 24700, 24928, 26650, 31160, 32800, 38950, 39520, 40508, 42640, 49400, 50635, 53300, 62320, 77900, 81016, 85280, 98800, 101270, 106600, 124640, 155800, 162032, 197600, 202540, 213200, 253175, 311600, 324064, 405080, 426400, 506350, 623200, 810160, 1012700, 1620320, 2025400, 4050800, 8101600]

約数ペア:

[(1, 8101600), (2, 4050800), (4, 2025400), (5, 1620320), (8, 1012700), (10, 810160), (13, 623200), (16, 506350), (19, 426400), (20, 405080), (25, 324064), (26, 311600), (32, 253175), (38, 213200), (40, 202540), (41, 197600), (50, 162032), (52, 155800), (65, 124640), (76, 106600), (80, 101270), (82, 98800), (95, 85280), (100, 81016), (104, 77900), (130, 62320), (152, 53300), (160, 50635), (164, 49400), (190, 42640), (200, 40508), (205, 39520), (208, 38950), (247, 32800), (260, 31160), (304, 26650), (325, 24928), (328, 24700), (380, 21320), (400, 20254), (410, 19760), (416, 19475), (475, 17056), (494, 16400), (520, 15580), (533, 15200), (608, 13325), (650, 12464), (656, 12350), (760, 10660), (779, 10400), (800, 10127), (820, 9880), (950, 8528), (988, 8200), (1025, 7904), (1040, 7790), (1066, 7600), (1235, 6560), (1300, 6232), (1312, 6175), (1520, 5330), (1558, 5200), (1640, 4940), (1900, 4264), (1976, 4100), (2050, 3952), (2080, 3895), (2132, 3800), (2470, 3280), (2600, 3116), (2665, 3040)]