127707970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{7499}}^1$

素因数の和:7650

約数の個数: 32

約数和(自身を含む): 249480000

約数和(自身を除く): 121772030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 3406, 7499, 8515, 14998, 17030, 37495, 74990, 97487, 194974, 487435, 974870, 982369, 1964738, 4911845, 9823690, 12770797, 25541594, 63853985, 127707970]

約数ペア:

[(1, 127707970), (2, 63853985), (5, 25541594), (10, 12770797), (13, 9823690), (26, 4911845), (65, 1964738), (130, 982369), (131, 974870), (262, 487435), (655, 194974), (1310, 97487), (1703, 74990), (3406, 37495), (7499, 17030), (8515, 14998)]