72187790

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 132165216

約数和(自身を除く): 59977426

約数列:

[1, 2, 5, 10, 113, 193, 226, 331, 386, 565, 662, 965, 1130, 1655, 1930, 3310, 21809, 37403, 43618, 63883, 74806, 109045, 127766, 187015, 218090, 319415, 374030, 638830, 7218779, 14437558, 36093895, 72187790]

約数ペア:

[(1, 72187790), (2, 36093895), (5, 14437558), (10, 7218779), (113, 638830), (193, 374030), (226, 319415), (331, 218090), (386, 187015), (565, 127766), (662, 109045), (965, 74806), (1130, 63883), (1655, 43618), (1930, 37403), (3310, 21809)]