50081980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2713}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 114899904

約数和(自身を除く): 64817924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 2713, 3692, 4615, 5426, 9230, 10852, 13565, 18460, 27130, 35269, 54260, 70538, 141076, 176345, 192623, 352690, 385246, 705380, 770492, 963115, 1926230, 2504099, 3852460, 5008198, 10016396, 12520495, 25040990, 50081980]

約数ペア:

[(1, 50081980), (2, 25040990), (4, 12520495), (5, 10016396), (10, 5008198), (13, 3852460), (20, 2504099), (26, 1926230), (52, 963115), (65, 770492), (71, 705380), (130, 385246), (142, 352690), (260, 192623), (284, 176345), (355, 141076), (710, 70538), (923, 54260), (1420, 35269), (1846, 27130), (2713, 18460), (3692, 13565), (4615, 10852), (5426, 9230)]