31273450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3701}}^1$

素因数の和:3739

約数の個数: 36

約数和(自身を含む): 63004338

約数和(自身を除く): 31730888

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 3701, 4225, 7402, 8450, 18505, 37010, 48113, 92525, 96226, 185050, 240565, 481130, 625469, 1202825, 1250938, 2405650, 3127345, 6254690, 15636725, 31273450]

約数ペア:

[(1, 31273450), (2, 15636725), (5, 6254690), (10, 3127345), (13, 2405650), (25, 1250938), (26, 1202825), (50, 625469), (65, 481130), (130, 240565), (169, 185050), (325, 96226), (338, 92525), (650, 48113), (845, 37010), (1690, 18505), (3701, 8450), (4225, 7402)]