253741360

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{4813}}^1$

素因数の和:5485

約数の個数: 40

約数和(自身を含む): 590966640

約数和(自身を除く): 337225280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 1318, 2636, 3295, 4813, 5272, 6590, 9626, 10544, 13180, 19252, 24065, 26360, 38504, 48130, 52720, 77008, 96260, 192520, 385040, 3171767, 6343534, 12687068, 15858835, 25374136, 31717670, 50748272, 63435340, 126870680, 253741360]

約数ペア:

[(1, 253741360), (2, 126870680), (4, 63435340), (5, 50748272), (8, 31717670), (10, 25374136), (16, 15858835), (20, 12687068), (40, 6343534), (80, 3171767), (659, 385040), (1318, 192520), (2636, 96260), (3295, 77008), (4813, 52720), (5272, 48130), (6590, 38504), (9626, 26360), (10544, 24065), (13180, 19252)]