81165260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6961}}^1$

素因数の和:7034

約数の個数: 48

約数和(自身を含む): 189477792

約数和(自身を除く): 108312532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 6961, 11660, 13922, 27844, 34805, 69610, 76571, 139220, 153142, 306284, 368933, 382855, 737866, 765710, 1475732, 1531420, 1844665, 3689330, 4058263, 7378660, 8116526, 16233052, 20291315, 40582630, 81165260]

約数ペア:

[(1, 81165260), (2, 40582630), (4, 20291315), (5, 16233052), (10, 8116526), (11, 7378660), (20, 4058263), (22, 3689330), (44, 1844665), (53, 1531420), (55, 1475732), (106, 765710), (110, 737866), (212, 382855), (220, 368933), (265, 306284), (530, 153142), (583, 139220), (1060, 76571), (1166, 69610), (2332, 34805), (2915, 27844), (5830, 13922), (6961, 11660)]