85840240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34613}}^1$

素因数の和:34657

約数の個数: 40

約数和(自身を含む): 206022528

約数和(自身を除く): 120182288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 34613, 69226, 138452, 173065, 276904, 346130, 553808, 692260, 1073003, 1384520, 2146006, 2769040, 4292012, 5365015, 8584024, 10730030, 17168048, 21460060, 42920120, 85840240]

約数ペア:

[(1, 85840240), (2, 42920120), (4, 21460060), (5, 17168048), (8, 10730030), (10, 8584024), (16, 5365015), (20, 4292012), (31, 2769040), (40, 2146006), (62, 1384520), (80, 1073003), (124, 692260), (155, 553808), (248, 346130), (310, 276904), (496, 173065), (620, 138452), (1240, 69226), (2480, 34613)]