130717520

素因数分解:

$2^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1613}}^1$

素因数の和:2639

約数の個数: 40

約数和(自身を含む): 304406856

約数和(自身を除く): 173689336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1013, 1613, 2026, 3226, 4052, 5065, 6452, 8065, 8104, 10130, 12904, 16130, 16208, 20260, 25808, 32260, 40520, 64520, 81040, 129040, 1633969, 3267938, 6535876, 8169845, 13071752, 16339690, 26143504, 32679380, 65358760, 130717520]

約数ペア:

[(1, 130717520), (2, 65358760), (4, 32679380), (5, 26143504), (8, 16339690), (10, 13071752), (16, 8169845), (20, 6535876), (40, 3267938), (80, 1633969), (1013, 129040), (1613, 81040), (2026, 64520), (3226, 40520), (4052, 32260), (5065, 25808), (6452, 20260), (8065, 16208), (8104, 16130), (10130, 12904)]