31503030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80777}}^1$

素因数の和:80800

約数の個数: 32

約数和(自身を含む): 81424224

約数和(自身を除く): 49921194

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80777, 161554, 242331, 403885, 484662, 807770, 1050101, 1211655, 2100202, 2423310, 3150303, 5250505, 6300606, 10501010, 15751515, 31503030]

約数ペア:

[(1, 31503030), (2, 15751515), (3, 10501010), (5, 6300606), (6, 5250505), (10, 3150303), (13, 2423310), (15, 2100202), (26, 1211655), (30, 1050101), (39, 807770), (65, 484662), (78, 403885), (130, 242331), (195, 161554), (390, 80777)]