79559920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8219}}^1$

素因数の和:8254

約数の個数: 60

約数和(自身を含む): 203346360

約数和(自身を除く): 123786440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8219, 9680, 16438, 32876, 41095, 65752, 82190, 90409, 131504, 164380, 180818, 328760, 361636, 452045, 657520, 723272, 904090, 994499, 1446544, 1808180, 1988998, 3616360, 3977996, 4972495, 7232720, 7955992, 9944990, 15911984, 19889980, 39779960, 79559920]

約数ペア:

[(1, 79559920), (2, 39779960), (4, 19889980), (5, 15911984), (8, 9944990), (10, 7955992), (11, 7232720), (16, 4972495), (20, 3977996), (22, 3616360), (40, 1988998), (44, 1808180), (55, 1446544), (80, 994499), (88, 904090), (110, 723272), (121, 657520), (176, 452045), (220, 361636), (242, 328760), (440, 180818), (484, 164380), (605, 131504), (880, 90409), (968, 82190), (1210, 65752), (1936, 41095), (2420, 32876), (4840, 16438), (8219, 9680)]