79926680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 190080000

約数和(自身を除く): 110153320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1499, 1720, 2666, 2998, 5332, 5996, 6665, 7495, 10664, 11992, 13330, 14990, 26660, 29980, 46469, 53320, 59960, 64457, 92938, 128914, 185876, 232345, 257828, 322285, 371752, 464690, 515656, 644570, 929380, 1289140, 1858760, 1998167, 2578280, 3996334, 7992668, 9990835, 15985336, 19981670, 39963340, 79926680]

約数ペア:

[(1, 79926680), (2, 39963340), (4, 19981670), (5, 15985336), (8, 9990835), (10, 7992668), (20, 3996334), (31, 2578280), (40, 1998167), (43, 1858760), (62, 1289140), (86, 929380), (124, 644570), (155, 515656), (172, 464690), (215, 371752), (248, 322285), (310, 257828), (344, 232345), (430, 185876), (620, 128914), (860, 92938), (1240, 64457), (1333, 59960), (1499, 53320), (1720, 46469), (2666, 29980), (2998, 26660), (5332, 14990), (5996, 13330), (6665, 11992), (7495, 10664)]