81174270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2687}}^1$

素因数の和:2769

約数の個数: 64

約数和(自身を含む): 209018880

約数和(自身を除く): 127844610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 53, 57, 95, 106, 114, 159, 190, 265, 285, 318, 530, 570, 795, 1007, 1590, 2014, 2687, 3021, 5035, 5374, 6042, 8061, 10070, 13435, 15105, 16122, 26870, 30210, 40305, 51053, 80610, 102106, 142411, 153159, 255265, 284822, 306318, 427233, 510530, 712055, 765795, 854466, 1424110, 1531590, 2136165, 2705809, 4272330, 5411618, 8117427, 13529045, 16234854, 27058090, 40587135, 81174270]

約数ペア:

[(1, 81174270), (2, 40587135), (3, 27058090), (5, 16234854), (6, 13529045), (10, 8117427), (15, 5411618), (19, 4272330), (30, 2705809), (38, 2136165), (53, 1531590), (57, 1424110), (95, 854466), (106, 765795), (114, 712055), (159, 510530), (190, 427233), (265, 306318), (285, 284822), (318, 255265), (530, 153159), (570, 142411), (795, 102106), (1007, 80610), (1590, 51053), (2014, 40305), (2687, 30210), (3021, 26870), (5035, 16122), (5374, 15105), (6042, 13435), (8061, 10070)]