68915890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1423}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 129185280

約数和(自身を除く): 60269390

約数列:

[1, 2, 5, 10, 29, 58, 145, 167, 290, 334, 835, 1423, 1670, 2846, 4843, 7115, 9686, 14230, 24215, 41267, 48430, 82534, 206335, 237641, 412670, 475282, 1188205, 2376410, 6891589, 13783178, 34457945, 68915890]

約数ペア:

[(1, 68915890), (2, 34457945), (5, 13783178), (10, 6891589), (29, 2376410), (58, 1188205), (145, 475282), (167, 412670), (290, 237641), (334, 206335), (835, 82534), (1423, 48430), (1670, 41267), (2846, 24215), (4843, 14230), (7115, 9686)]