61938980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 134555904

約数和(自身を除く): 72616924

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 530, 710, 823, 1060, 1420, 1646, 3292, 3763, 4115, 7526, 8230, 15052, 16460, 18815, 37630, 43619, 58433, 75260, 87238, 116866, 174476, 218095, 233732, 292165, 436190, 584330, 872380, 1168660, 3096949, 6193898, 12387796, 15484745, 30969490, 61938980]

約数ペア:

[(1, 61938980), (2, 30969490), (4, 15484745), (5, 12387796), (10, 6193898), (20, 3096949), (53, 1168660), (71, 872380), (106, 584330), (142, 436190), (212, 292165), (265, 233732), (284, 218095), (355, 174476), (530, 116866), (710, 87238), (823, 75260), (1060, 58433), (1420, 43619), (1646, 37630), (3292, 18815), (3763, 16460), (4115, 15052), (7526, 8230)]