80390996

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 165957120

約数和(自身を除く): 85566124

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 239, 287, 293, 478, 574, 586, 956, 1148, 1172, 1673, 2051, 3346, 4102, 6692, 8204, 9799, 12013, 19598, 24026, 39196, 48052, 68593, 70027, 84091, 137186, 140054, 168182, 274372, 280108, 336364, 490189, 980378, 1960756, 2871107, 5742214, 11484428, 20097749, 40195498, 80390996]

約数ペア:

[(1, 80390996), (2, 40195498), (4, 20097749), (7, 11484428), (14, 5742214), (28, 2871107), (41, 1960756), (82, 980378), (164, 490189), (239, 336364), (287, 280108), (293, 274372), (478, 168182), (574, 140054), (586, 137186), (956, 84091), (1148, 70027), (1172, 68593), (1673, 48052), (2051, 39196), (3346, 24026), (4102, 19598), (6692, 12013), (8204, 9799)]