658254760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{2971}}^1$

素因数の和:3202

約数の個数: 64

約数和(自身を含む): 1540684800

約数和(自身を除く): 882430040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 191, 232, 290, 382, 580, 764, 955, 1160, 1528, 1910, 2971, 3820, 5539, 5942, 7640, 11078, 11884, 14855, 22156, 23768, 27695, 29710, 44312, 55390, 59420, 86159, 110780, 118840, 172318, 221560, 344636, 430795, 567461, 689272, 861590, 1134922, 1723180, 2269844, 2837305, 3446360, 4539688, 5674610, 11349220, 16456369, 22698440, 32912738, 65825476, 82281845, 131650952, 164563690, 329127380, 658254760]

約数ペア:

[(1, 658254760), (2, 329127380), (4, 164563690), (5, 131650952), (8, 82281845), (10, 65825476), (20, 32912738), (29, 22698440), (40, 16456369), (58, 11349220), (116, 5674610), (145, 4539688), (191, 3446360), (232, 2837305), (290, 2269844), (382, 1723180), (580, 1134922), (764, 861590), (955, 689272), (1160, 567461), (1528, 430795), (1910, 344636), (2971, 221560), (3820, 172318), (5539, 118840), (5942, 110780), (7640, 86159), (11078, 59420), (11884, 55390), (14855, 44312), (22156, 29710), (23768, 27695)]