25399140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32563}}^1$

素因数の和:32588

約数の個数: 48

約数和(自身を含む): 76590528

約数和(自身を除く): 51191388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32563, 65126, 97689, 130252, 162815, 195378, 325630, 390756, 423319, 488445, 651260, 846638, 976890, 1269957, 1693276, 1953780, 2116595, 2539914, 4233190, 5079828, 6349785, 8466380, 12699570, 25399140]

約数ペア:

[(1, 25399140), (2, 12699570), (3, 8466380), (4, 6349785), (5, 5079828), (6, 4233190), (10, 2539914), (12, 2116595), (13, 1953780), (15, 1693276), (20, 1269957), (26, 976890), (30, 846638), (39, 651260), (52, 488445), (60, 423319), (65, 390756), (78, 325630), (130, 195378), (156, 162815), (195, 130252), (260, 97689), (390, 65126), (780, 32563)]