89852560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 240020352

約数和(自身を除く): 150167792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 560, 562, 571, 1124, 1142, 1405, 1967, 2248, 2284, 2810, 2855, 3934, 3997, 4496, 4568, 5620, 5710, 7868, 7994, 9136, 9835, 11240, 11420, 15736, 15988, 19670, 19985, 22480, 22840, 31472, 31976, 39340, 39970, 45680, 63952, 78680, 79940, 157360, 159880, 160451, 319760, 320902, 641804, 802255, 1123157, 1283608, 1604510, 2246314, 2567216, 3209020, 4492628, 5615785, 6418040, 8985256, 11231570, 12836080, 17970512, 22463140, 44926280, 89852560]

約数ペア:

[(1, 89852560), (2, 44926280), (4, 22463140), (5, 17970512), (7, 12836080), (8, 11231570), (10, 8985256), (14, 6418040), (16, 5615785), (20, 4492628), (28, 3209020), (35, 2567216), (40, 2246314), (56, 1604510), (70, 1283608), (80, 1123157), (112, 802255), (140, 641804), (280, 320902), (281, 319760), (560, 160451), (562, 159880), (571, 157360), (1124, 79940), (1142, 78680), (1405, 63952), (1967, 45680), (2248, 39970), (2284, 39340), (2810, 31976), (2855, 31472), (3934, 22840), (3997, 22480), (4496, 19985), (4568, 19670), (5620, 15988), (5710, 15736), (7868, 11420), (7994, 11240), (9136, 9835)]