77968728

素因数分解:

$2^3\times 3^2\times {\mathrm{821}}^1\times {\mathrm{1319}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 211582800

約数和(自身を除く): 133614072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 821, 1319, 1642, 2463, 2638, 3284, 3957, 4926, 5276, 6568, 7389, 7914, 9852, 10552, 11871, 14778, 15828, 19704, 23742, 29556, 31656, 47484, 59112, 94968, 1082899, 2165798, 3248697, 4331596, 6497394, 8663192, 9746091, 12994788, 19492182, 25989576, 38984364, 77968728]

約数ペア:

[(1, 77968728), (2, 38984364), (3, 25989576), (4, 19492182), (6, 12994788), (8, 9746091), (9, 8663192), (12, 6497394), (18, 4331596), (24, 3248697), (36, 2165798), (72, 1082899), (821, 94968), (1319, 59112), (1642, 47484), (2463, 31656), (2638, 29556), (3284, 23742), (3957, 19704), (4926, 15828), (5276, 14778), (6568, 11871), (7389, 10552), (7914, 9852)]