68830280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101221}}^1$

素因数の和:101249

約数の個数: 32

約数和(自身を含む): 163979640

約数和(自身を除く): 95149360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 101221, 202442, 404884, 506105, 809768, 1012210, 1720757, 2024420, 3441514, 4048840, 6883028, 8603785, 13766056, 17207570, 34415140, 68830280]

約数ペア:

[(1, 68830280), (2, 34415140), (4, 17207570), (5, 13766056), (8, 8603785), (10, 6883028), (17, 4048840), (20, 3441514), (34, 2024420), (40, 1720757), (68, 1012210), (85, 809768), (136, 506105), (170, 404884), (340, 202442), (680, 101221)]