65255940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8431}}^1$

素因数の和:8489

約数の個数: 72

約数和(自身を含む): 202570368

約数和(自身を除く): 137314428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 8431, 16862, 25293, 33724, 42155, 50586, 75879, 84310, 101172, 126465, 151758, 168620, 252930, 303516, 362533, 379395, 505860, 725066, 758790, 1087599, 1450132, 1517580, 1812665, 2175198, 3262797, 3625330, 4350396, 5437995, 6525594, 7250660, 10875990, 13051188, 16313985, 21751980, 32627970, 65255940]

約数ペア:

[(1, 65255940), (2, 32627970), (3, 21751980), (4, 16313985), (5, 13051188), (6, 10875990), (9, 7250660), (10, 6525594), (12, 5437995), (15, 4350396), (18, 3625330), (20, 3262797), (30, 2175198), (36, 1812665), (43, 1517580), (45, 1450132), (60, 1087599), (86, 758790), (90, 725066), (129, 505860), (172, 379395), (180, 362533), (215, 303516), (258, 252930), (387, 168620), (430, 151758), (516, 126465), (645, 101172), (774, 84310), (860, 75879), (1290, 50586), (1548, 42155), (1935, 33724), (2580, 25293), (3870, 16862), (7740, 8431)]