51353780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2393}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 114624720

約数和(自身を除く): 63270940

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 2393, 4292, 4786, 5365, 9572, 10730, 11965, 21460, 23930, 47860, 69397, 88541, 138794, 177082, 277588, 346985, 354164, 442705, 693970, 885410, 1387940, 1770820, 2567689, 5135378, 10270756, 12838445, 25676890, 51353780]

約数ペア:

[(1, 51353780), (2, 25676890), (4, 12838445), (5, 10270756), (10, 5135378), (20, 2567689), (29, 1770820), (37, 1387940), (58, 885410), (74, 693970), (116, 442705), (145, 354164), (148, 346985), (185, 277588), (290, 177082), (370, 138794), (580, 88541), (740, 69397), (1073, 47860), (2146, 23930), (2393, 21460), (4292, 11965), (4786, 10730), (5365, 9572)]