69756080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12281}}^1$

素因数の和:12365

約数の個数: 40

約数和(自身を含む): 164480544

約数和(自身を除く): 94724464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 12281, 24562, 49124, 61405, 98248, 122810, 196496, 245620, 491240, 871951, 982480, 1743902, 3487804, 4359755, 6975608, 8719510, 13951216, 17439020, 34878040, 69756080]

約数ペア:

[(1, 69756080), (2, 34878040), (4, 17439020), (5, 13951216), (8, 8719510), (10, 6975608), (16, 4359755), (20, 3487804), (40, 1743902), (71, 982480), (80, 871951), (142, 491240), (284, 245620), (355, 196496), (568, 122810), (710, 98248), (1136, 61405), (1420, 49124), (2840, 24562), (5680, 12281)]