90865060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31771}}^1$

素因数の和:31804

約数の個数: 48

約数和(自身を含む): 224183232

約数和(自身を除く): 133318172

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, 31771, 63542, 127084, 158855, 317710, 349481, 413023, 635420, 698962, 826046, 1397924, 1652092, 1747405, 2065115, 3494810, 4130230, 4543253, 6989620, 8260460, 9086506, 18173012, 22716265, 45432530, 90865060]

約数ペア:

[(1, 90865060), (2, 45432530), (4, 22716265), (5, 18173012), (10, 9086506), (11, 8260460), (13, 6989620), (20, 4543253), (22, 4130230), (26, 3494810), (44, 2065115), (52, 1747405), (55, 1652092), (65, 1397924), (110, 826046), (130, 698962), (143, 635420), (220, 413023), (260, 349481), (286, 317710), (572, 158855), (715, 127084), (1430, 63542), (2860, 31771)]