1618846580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{64189}}^1$

素因数の和:64308

約数の個数: 48

約数和(自身を含む): 3698884560

約数和(自身を除く): 2080037980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 64189, 128378, 256756, 320945, 641890, 834457, 1283780, 1668914, 3337828, 4172285, 6226333, 8344570, 12452666, 16689140, 24905332, 31131665, 62263330, 80942329, 124526660, 161884658, 323769316, 404711645, 809423290, 1618846580]

約数ペア:

[(1, 1618846580), (2, 809423290), (4, 404711645), (5, 323769316), (10, 161884658), (13, 124526660), (20, 80942329), (26, 62263330), (52, 31131665), (65, 24905332), (97, 16689140), (130, 12452666), (194, 8344570), (260, 6226333), (388, 4172285), (485, 3337828), (970, 1668914), (1261, 1283780), (1940, 834457), (2522, 641890), (5044, 320945), (6305, 256756), (12610, 128378), (25220, 64189)]