63939920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 163864512

約数和(自身を除く): 99924592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 440, 452, 565, 643, 880, 904, 1130, 1243, 1286, 1808, 2260, 2486, 2572, 3215, 4520, 4972, 5144, 6215, 6430, 7073, 9040, 9944, 10288, 12430, 12860, 14146, 19888, 24860, 25720, 28292, 35365, 49720, 51440, 56584, 70730, 72659, 99440, 113168, 141460, 145318, 282920, 290636, 363295, 565840, 581272, 726590, 799249, 1162544, 1453180, 1598498, 2906360, 3196996, 3996245, 5812720, 6393992, 7992490, 12787984, 15984980, 31969960, 63939920]

約数ペア:

[(1, 63939920), (2, 31969960), (4, 15984980), (5, 12787984), (8, 7992490), (10, 6393992), (11, 5812720), (16, 3996245), (20, 3196996), (22, 2906360), (40, 1598498), (44, 1453180), (55, 1162544), (80, 799249), (88, 726590), (110, 581272), (113, 565840), (176, 363295), (220, 290636), (226, 282920), (440, 145318), (452, 141460), (565, 113168), (643, 99440), (880, 72659), (904, 70730), (1130, 56584), (1243, 51440), (1286, 49720), (1808, 35365), (2260, 28292), (2486, 25720), (2572, 24860), (3215, 19888), (4520, 14146), (4972, 12860), (5144, 12430), (6215, 10288), (6430, 9944), (7073, 9040)]