85652780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 185838240

約数和(自身を除く): 100185460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 283, 370, 409, 566, 740, 818, 1132, 1415, 1636, 2045, 2830, 4090, 5660, 8180, 10471, 15133, 20942, 30266, 41884, 52355, 60532, 75665, 104710, 115747, 151330, 209420, 231494, 302660, 462988, 578735, 1157470, 2314940, 4282639, 8565278, 17130556, 21413195, 42826390, 85652780]

約数ペア:

[(1, 85652780), (2, 42826390), (4, 21413195), (5, 17130556), (10, 8565278), (20, 4282639), (37, 2314940), (74, 1157470), (148, 578735), (185, 462988), (283, 302660), (370, 231494), (409, 209420), (566, 151330), (740, 115747), (818, 104710), (1132, 75665), (1415, 60532), (1636, 52355), (2045, 41884), (2830, 30266), (4090, 20942), (5660, 15133), (8180, 10471)]