2016354925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 2775794560

約数和(自身を除く): 759439635

約数列:

[1, 5, 13, 25, 43, 65, 157, 215, 325, 559, 785, 919, 1075, 2041, 2795, 3925, 4595, 6751, 10205, 11947, 13975, 22975, 33755, 39517, 51025, 59735, 87763, 144283, 168775, 197585, 298675, 438815, 513721, 721415, 987925, 1875679, 2194075, 2568605, 3607075, 6204169, 9378395, 12843025, 31020845, 46891975, 80654197, 155104225, 403270985, 2016354925]

約数ペア:

[(1, 2016354925), (5, 403270985), (13, 155104225), (25, 80654197), (43, 46891975), (65, 31020845), (157, 12843025), (215, 9378395), (325, 6204169), (559, 3607075), (785, 2568605), (919, 2194075), (1075, 1875679), (2041, 987925), (2795, 721415), (3925, 513721), (4595, 438815), (6751, 298675), (10205, 197585), (11947, 168775), (13975, 144283), (22975, 87763), (33755, 59735), (39517, 51025)]