72003560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^2\times {\mathrm{401}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 164872260

約数和(自身を除く): 92868700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 401, 536, 670, 802, 1340, 1604, 2005, 2680, 3208, 4010, 4489, 8020, 8978, 16040, 17956, 22445, 26867, 35912, 44890, 53734, 89780, 107468, 134335, 179560, 214936, 268670, 537340, 1074680, 1800089, 3600178, 7200356, 9000445, 14400712, 18000890, 36001780, 72003560]

約数ペア:

[(1, 72003560), (2, 36001780), (4, 18000890), (5, 14400712), (8, 9000445), (10, 7200356), (20, 3600178), (40, 1800089), (67, 1074680), (134, 537340), (268, 268670), (335, 214936), (401, 179560), (536, 134335), (670, 107468), (802, 89780), (1340, 53734), (1604, 44890), (2005, 35912), (2680, 26867), (3208, 22445), (4010, 17956), (4489, 16040), (8020, 8978)]