90001340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31469}}^1$

素因数の和:31502

約数の個数: 48

約数和(自身を含む): 222052320

約数和(自身を除く): 132050980

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 31469, 62938, 125876, 157345, 314690, 346159, 409097, 629380, 692318, 818194, 1384636, 1636388, 1730795, 2045485, 3461590, 4090970, 4500067, 6923180, 8181940, 9000134, 18000268, 22500335, 45000670, 90001340]

約数ペア:

[(1, 90001340), (2, 45000670), (4, 22500335), (5, 18000268), (10, 9000134), (11, 8181940), (13, 6923180), (20, 4500067), (22, 4090970), (26, 3461590), (44, 2045485), (52, 1730795), (55, 1636388), (65, 1384636), (110, 818194), (130, 692318), (143, 629380), (220, 409097), (260, 346159), (286, 314690), (572, 157345), (715, 125876), (1430, 62938), (2860, 31469)]