168696580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6689}}^1$

素因数の和:6808

約数の個数: 48

約数和(自身を含む): 385504560

約数和(自身を除く): 216807980

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, 6689, 12610, 13378, 25220, 26756, 33445, 66890, 86957, 133780, 173914, 347828, 434785, 648833, 869570, 1297666, 1739140, 2595332, 3244165, 6488330, 8434829, 12976660, 16869658, 33739316, 42174145, 84348290, 168696580]

約数ペア:

[(1, 168696580), (2, 84348290), (4, 42174145), (5, 33739316), (10, 16869658), (13, 12976660), (20, 8434829), (26, 6488330), (52, 3244165), (65, 2595332), (97, 1739140), (130, 1297666), (194, 869570), (260, 648833), (388, 434785), (485, 347828), (970, 173914), (1261, 133780), (1940, 86957), (2522, 66890), (5044, 33445), (6305, 26756), (6689, 25220), (12610, 13378)]