68409560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 162708480

約数和(自身を除く): 94298920

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, 1283, 1333, 1720, 2566, 2666, 5132, 5332, 6415, 6665, 10264, 10664, 12830, 13330, 25660, 26660, 39773, 51320, 53320, 55169, 79546, 110338, 159092, 198865, 220676, 275845, 318184, 397730, 441352, 551690, 795460, 1103380, 1590920, 1710239, 2206760, 3420478, 6840956, 8551195, 13681912, 17102390, 34204780, 68409560]

約数ペア:

[(1, 68409560), (2, 34204780), (4, 17102390), (5, 13681912), (8, 8551195), (10, 6840956), (20, 3420478), (31, 2206760), (40, 1710239), (43, 1590920), (62, 1103380), (86, 795460), (124, 551690), (155, 441352), (172, 397730), (215, 318184), (248, 275845), (310, 220676), (344, 198865), (430, 159092), (620, 110338), (860, 79546), (1240, 55169), (1283, 53320), (1333, 51320), (1720, 39773), (2566, 26660), (2666, 25660), (5132, 13330), (5332, 12830), (6415, 10664), (6665, 10264)]