660594025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 1015907200

約数和(自身を除く): 355313175

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 139, 175, 325, 455, 695, 973, 1807, 2089, 2275, 3475, 4865, 9035, 10445, 12649, 14623, 24325, 27157, 45175, 52225, 63245, 73115, 135785, 190099, 290371, 316225, 365575, 678925, 950495, 1451855, 2032597, 3774823, 4752475, 7259275, 10162985, 18874115, 26423761, 50814925, 94370575, 132118805, 660594025]

約数ペア:

[(1, 660594025), (5, 132118805), (7, 94370575), (13, 50814925), (25, 26423761), (35, 18874115), (65, 10162985), (91, 7259275), (139, 4752475), (175, 3774823), (325, 2032597), (455, 1451855), (695, 950495), (973, 678925), (1807, 365575), (2089, 316225), (2275, 290371), (3475, 190099), (4865, 135785), (9035, 73115), (10445, 63245), (12649, 52225), (14623, 45175), (24325, 27157)]