72547130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 144460800

約数和(自身を除く): 71913670

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 109, 113, 155, 190, 218, 226, 310, 545, 565, 589, 1090, 1130, 1178, 2071, 2147, 2945, 3379, 3503, 4142, 4294, 5890, 6758, 7006, 10355, 10735, 12317, 16895, 17515, 20710, 21470, 24634, 33790, 35030, 61585, 64201, 66557, 123170, 128402, 133114, 234023, 321005, 332785, 381827, 468046, 642010, 665570, 763654, 1170115, 1909135, 2340230, 3818270, 7254713, 14509426, 36273565, 72547130]

約数ペア:

[(1, 72547130), (2, 36273565), (5, 14509426), (10, 7254713), (19, 3818270), (31, 2340230), (38, 1909135), (62, 1170115), (95, 763654), (109, 665570), (113, 642010), (155, 468046), (190, 381827), (218, 332785), (226, 321005), (310, 234023), (545, 133114), (565, 128402), (589, 123170), (1090, 66557), (1130, 64201), (1178, 61585), (2071, 35030), (2147, 33790), (2945, 24634), (3379, 21470), (3503, 20710), (4142, 17515), (4294, 16895), (5890, 12317), (6758, 10735), (7006, 10355)]