67845070

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 124300800

約数和(自身を除く): 56455730

約数列:

[1, 2, 5, 10, 103, 199, 206, 331, 398, 515, 662, 995, 1030, 1655, 1990, 3310, 20497, 34093, 40994, 65869, 68186, 102485, 131738, 170465, 204970, 329345, 340930, 658690, 6784507, 13569014, 33922535, 67845070]

約数ペア:

[(1, 67845070), (2, 33922535), (5, 13569014), (10, 6784507), (103, 658690), (199, 340930), (206, 329345), (331, 204970), (398, 170465), (515, 131738), (662, 102485), (995, 68186), (1030, 65869), (1655, 40994), (1990, 34093), (3310, 20497)]