65715040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13249}}^1$

素因数の和:13295

約数の個数: 48

約数和(自身を含む): 160272000

約数和(自身を除く): 94556960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13249, 26498, 52996, 66245, 105992, 132490, 211984, 264980, 410719, 423968, 529960, 821438, 1059920, 1642876, 2053595, 2119840, 3285752, 4107190, 6571504, 8214380, 13143008, 16428760, 32857520, 65715040]

約数ペア:

[(1, 65715040), (2, 32857520), (4, 16428760), (5, 13143008), (8, 8214380), (10, 6571504), (16, 4107190), (20, 3285752), (31, 2119840), (32, 2053595), (40, 1642876), (62, 1059920), (80, 821438), (124, 529960), (155, 423968), (160, 410719), (248, 264980), (310, 211984), (496, 132490), (620, 105992), (992, 66245), (1240, 52996), (2480, 26498), (4960, 13249)]