72245420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2459}}^1$

素因数の和:2594

約数の個数: 48

約数和(自身を含む): 164898720

約数和(自身を除く): 92653300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2459, 2938, 4918, 5876, 7345, 9836, 12295, 14690, 24590, 29380, 31967, 49180, 63934, 127868, 159835, 277867, 319670, 555734, 639340, 1111468, 1389335, 2778670, 3612271, 5557340, 7224542, 14449084, 18061355, 36122710, 72245420]

約数ペア:

[(1, 72245420), (2, 36122710), (4, 18061355), (5, 14449084), (10, 7224542), (13, 5557340), (20, 3612271), (26, 2778670), (52, 1389335), (65, 1111468), (113, 639340), (130, 555734), (226, 319670), (260, 277867), (452, 159835), (565, 127868), (1130, 63934), (1469, 49180), (2260, 31967), (2459, 29380), (2938, 24590), (4918, 14690), (5876, 12295), (7345, 9836)]