89890010

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 191808000

約数和(自身を除く): 101917990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 343, 359, 365, 490, 511, 686, 718, 730, 1022, 1715, 1795, 2513, 2555, 3430, 3577, 3590, 5026, 5110, 7154, 12565, 17591, 17885, 25039, 25130, 26207, 35182, 35770, 50078, 52414, 87955, 123137, 125195, 131035, 175910, 183449, 246274, 250390, 262070, 366898, 615685, 917245, 1231370, 1284143, 1834490, 2568286, 6420715, 8989001, 12841430, 17978002, 44945005, 89890010]

約数ペア:

[(1, 89890010), (2, 44945005), (5, 17978002), (7, 12841430), (10, 8989001), (14, 6420715), (35, 2568286), (49, 1834490), (70, 1284143), (73, 1231370), (98, 917245), (146, 615685), (245, 366898), (343, 262070), (359, 250390), (365, 246274), (490, 183449), (511, 175910), (686, 131035), (718, 125195), (730, 123137), (1022, 87955), (1715, 52414), (1795, 50078), (2513, 35770), (2555, 35182), (3430, 26207), (3577, 25130), (3590, 25039), (5026, 17885), (5110, 17591), (7154, 12565)]