71743760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81527}}^1$

素因数の和:81551

約数の個数: 40

約数和(自身を含む): 181970496

約数和(自身を除く): 110226736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 81527, 163054, 326108, 407635, 652216, 815270, 896797, 1304432, 1630540, 1793594, 3261080, 3587188, 4483985, 6522160, 7174376, 8967970, 14348752, 17935940, 35871880, 71743760]

約数ペア:

[(1, 71743760), (2, 35871880), (4, 17935940), (5, 14348752), (8, 8967970), (10, 7174376), (11, 6522160), (16, 4483985), (20, 3587188), (22, 3261080), (40, 1793594), (44, 1630540), (55, 1304432), (80, 896797), (88, 815270), (110, 652216), (176, 407635), (220, 326108), (440, 163054), (880, 81527)]