65242020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4231}}^1$

素因数の和:4500

約数の個数: 48

約数和(自身を含む): 183431808

約数和(自身を除く): 118189788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 4231, 5140, 7710, 8462, 12693, 15420, 16924, 21155, 25386, 42310, 50772, 63465, 84620, 126930, 253860, 1087367, 2174734, 3262101, 4349468, 5436835, 6524202, 10873670, 13048404, 16310505, 21747340, 32621010, 65242020]

約数ペア:

[(1, 65242020), (2, 32621010), (3, 21747340), (4, 16310505), (5, 13048404), (6, 10873670), (10, 6524202), (12, 5436835), (15, 4349468), (20, 3262101), (30, 2174734), (60, 1087367), (257, 253860), (514, 126930), (771, 84620), (1028, 63465), (1285, 50772), (1542, 42310), (2570, 25386), (3084, 21155), (3855, 16924), (4231, 15420), (5140, 12693), (7710, 8462)]