129281260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{22367}}^1$

素因数の和:22410

約数の個数: 36

約数和(自身を含む): 288412992

約数和(自身を除く): 159131732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 22367, 44734, 89468, 111835, 223670, 380239, 447340, 760478, 1520956, 1901195, 3802390, 6464063, 7604780, 12928126, 25856252, 32320315, 64640630, 129281260]

約数ペア:

[(1, 129281260), (2, 64640630), (4, 32320315), (5, 25856252), (10, 12928126), (17, 7604780), (20, 6464063), (34, 3802390), (68, 1901195), (85, 1520956), (170, 760478), (289, 447340), (340, 380239), (578, 223670), (1156, 111835), (1445, 89468), (2890, 44734), (5780, 22367)]