88647910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21997}}^1$

素因数の和:22048

約数の個数: 32

約数和(自身を含む): 177391872

約数和(自身を除く): 88743962

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21997, 43994, 109985, 219970, 285961, 571922, 681907, 1363814, 1429805, 2859610, 3409535, 6819070, 8864791, 17729582, 44323955, 88647910]

約数ペア:

[(1, 88647910), (2, 44323955), (5, 17729582), (10, 8864791), (13, 6819070), (26, 3409535), (31, 2859610), (62, 1429805), (65, 1363814), (130, 681907), (155, 571922), (310, 285961), (403, 219970), (806, 109985), (2015, 43994), (4030, 21997)]