90272260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347201}}^1$

素因数の和:347223

約数の個数: 24

約数和(自身を含む): 204154776

約数和(自身を除く): 113882516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347201, 694402, 1388804, 1736005, 3472010, 4513613, 6944020, 9027226, 18054452, 22568065, 45136130, 90272260]

約数ペア:

[(1, 90272260), (2, 45136130), (4, 22568065), (5, 18054452), (10, 9027226), (13, 6944020), (20, 4513613), (26, 3472010), (52, 1736005), (65, 1388804), (130, 694402), (260, 347201)]