31195590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1621

約数の個数: 64

約数和(自身を含む): 80870400

約数和(自身を除く): 49674810

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1334, 1559, 2001, 3118, 3335, 4002, 4677, 6670, 7795, 9354, 10005, 15590, 20010, 23385, 35857, 45211, 46770, 71714, 90422, 107571, 135633, 179285, 215142, 226055, 271266, 358570, 452110, 537855, 678165, 1039853, 1075710, 1356330, 2079706, 3119559, 5199265, 6239118, 10398530, 15597795, 31195590]

約数ペア:

[(1, 31195590), (2, 15597795), (3, 10398530), (5, 6239118), (6, 5199265), (10, 3119559), (15, 2079706), (23, 1356330), (29, 1075710), (30, 1039853), (46, 678165), (58, 537855), (69, 452110), (87, 358570), (115, 271266), (138, 226055), (145, 215142), (174, 179285), (230, 135633), (290, 107571), (345, 90422), (435, 71714), (667, 46770), (690, 45211), (870, 35857), (1334, 23385), (1559, 20010), (2001, 15590), (3118, 10005), (3335, 9354), (4002, 7795), (4677, 6670)]