49890990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 123793920

約数和(自身を除く): 73902930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 71, 118, 142, 177, 213, 295, 354, 355, 397, 426, 590, 710, 794, 885, 1065, 1191, 1770, 1985, 2130, 2382, 3970, 4189, 5955, 8378, 11910, 12567, 20945, 23423, 25134, 28187, 41890, 46846, 56374, 62835, 70269, 84561, 117115, 125670, 140538, 140935, 169122, 234230, 281870, 351345, 422805, 702690, 845610, 1663033, 3326066, 4989099, 8315165, 9978198, 16630330, 24945495, 49890990]

約数ペア:

[(1, 49890990), (2, 24945495), (3, 16630330), (5, 9978198), (6, 8315165), (10, 4989099), (15, 3326066), (30, 1663033), (59, 845610), (71, 702690), (118, 422805), (142, 351345), (177, 281870), (213, 234230), (295, 169122), (354, 140935), (355, 140538), (397, 125670), (426, 117115), (590, 84561), (710, 70269), (794, 62835), (885, 56374), (1065, 46846), (1191, 41890), (1770, 28187), (1985, 25134), (2130, 23423), (2382, 20945), (3970, 12567), (4189, 11910), (5955, 8378)]