71295760

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3313}}^1$

素因数の和:3595

約数の個数: 40

約数和(自身を含む): 166429080

約数和(自身を除く): 95133320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 3313, 4304, 5380, 6626, 10760, 13252, 16565, 21520, 26504, 33130, 53008, 66260, 132520, 265040, 891197, 1782394, 3564788, 4455985, 7129576, 8911970, 14259152, 17823940, 35647880, 71295760]

約数ペア:

[(1, 71295760), (2, 35647880), (4, 17823940), (5, 14259152), (8, 8911970), (10, 7129576), (16, 4455985), (20, 3564788), (40, 1782394), (80, 891197), (269, 265040), (538, 132520), (1076, 66260), (1345, 53008), (2152, 33130), (2690, 26504), (3313, 21520), (4304, 16565), (5380, 13252), (6626, 10760)]