99888080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{54287}}^1$

素因数の和:54323

約数の個数: 40

約数和(自身を含む): 242341632

約数和(自身を除く): 142453552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 54287, 108574, 217148, 271435, 434296, 542870, 868592, 1085740, 1248601, 2171480, 2497202, 4342960, 4994404, 6243005, 9988808, 12486010, 19977616, 24972020, 49944040, 99888080]

約数ペア:

[(1, 99888080), (2, 49944040), (4, 24972020), (5, 19977616), (8, 12486010), (10, 9988808), (16, 6243005), (20, 4994404), (23, 4342960), (40, 2497202), (46, 2171480), (80, 1248601), (92, 1085740), (115, 868592), (184, 542870), (230, 434296), (368, 271435), (460, 217148), (920, 108574), (1840, 54287)]