23120925

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 40080768

約数和(自身を除く): 16959843

約数列:

[1, 3, 5, 15, 25, 41, 73, 75, 103, 123, 205, 219, 309, 365, 515, 615, 1025, 1095, 1545, 1825, 2575, 2993, 3075, 4223, 5475, 7519, 7725, 8979, 12669, 14965, 21115, 22557, 37595, 44895, 63345, 74825, 105575, 112785, 187975, 224475, 308279, 316725, 563925, 924837, 1541395, 4624185, 7706975, 23120925]

約数ペア:

[(1, 23120925), (3, 7706975), (5, 4624185), (15, 1541395), (25, 924837), (41, 563925), (73, 316725), (75, 308279), (103, 224475), (123, 187975), (205, 112785), (219, 105575), (309, 74825), (365, 63345), (515, 44895), (615, 37595), (1025, 22557), (1095, 21115), (1545, 14965), (1825, 12669), (2575, 8979), (2993, 7725), (3075, 7519), (4223, 5475)]