71987390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9241}}^1$

素因数の和:9308

約数の個数: 32

約数和(自身を含む): 139739040

約数和(自身を除く): 67751650

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 9241, 18482, 46205, 92410, 175579, 351158, 378881, 757762, 877895, 1755790, 1894405, 3788810, 7198739, 14397478, 35993695, 71987390]

約数ペア:

[(1, 71987390), (2, 35993695), (5, 14397478), (10, 7198739), (19, 3788810), (38, 1894405), (41, 1755790), (82, 877895), (95, 757762), (190, 378881), (205, 351158), (410, 175579), (779, 92410), (1558, 46205), (3895, 18482), (7790, 9241)]