7981604920

素因数分解:

$2^3\times 5^1\times {\mathrm{13151}}^1\times {\mathrm{15173}}^1$

素因数の和:28335

約数の個数: 32

約数和(自身を含む): 17961160320

約数和(自身を除く): 9979555400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13151, 15173, 26302, 30346, 52604, 60692, 65755, 75865, 105208, 121384, 131510, 151730, 263020, 303460, 526040, 606920, 199540123, 399080246, 798160492, 997700615, 1596320984, 1995401230, 3990802460, 7981604920]

約数ペア:

[(1, 7981604920), (2, 3990802460), (4, 1995401230), (5, 1596320984), (8, 997700615), (10, 798160492), (20, 399080246), (40, 199540123), (13151, 606920), (15173, 526040), (26302, 303460), (30346, 263020), (52604, 151730), (60692, 131510), (65755, 121384), (75865, 105208)]