99778160

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12109}}^1$

素因数の和:12225

約数の個数: 40

約数和(自身を含む): 234255840

約数和(自身を除く): 134477680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 12109, 24218, 48436, 60545, 96872, 121090, 193744, 242180, 484360, 968720, 1247227, 2494454, 4988908, 6236135, 9977816, 12472270, 19955632, 24944540, 49889080, 99778160]

約数ペア:

[(1, 99778160), (2, 49889080), (4, 24944540), (5, 19955632), (8, 12472270), (10, 9977816), (16, 6236135), (20, 4988908), (40, 2494454), (80, 1247227), (103, 968720), (206, 484360), (412, 242180), (515, 193744), (824, 121090), (1030, 96872), (1648, 60545), (2060, 48436), (4120, 24218), (8240, 12109)]