25648750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 60

約数和(自身を含む): 51789672

約数和(自身を除く): 26140922

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 71, 85, 125, 142, 170, 250, 289, 355, 425, 578, 625, 710, 850, 1207, 1250, 1445, 1775, 2125, 2414, 2890, 3550, 4250, 6035, 7225, 8875, 10625, 12070, 14450, 17750, 20519, 21250, 30175, 36125, 41038, 44375, 60350, 72250, 88750, 102595, 150875, 180625, 205190, 301750, 361250, 512975, 754375, 1025950, 1508750, 2564875, 5129750, 12824375, 25648750]

約数ペア:

[(1, 25648750), (2, 12824375), (5, 5129750), (10, 2564875), (17, 1508750), (25, 1025950), (34, 754375), (50, 512975), (71, 361250), (85, 301750), (125, 205190), (142, 180625), (170, 150875), (250, 102595), (289, 88750), (355, 72250), (425, 60350), (578, 44375), (625, 41038), (710, 36125), (850, 30175), (1207, 21250), (1250, 20519), (1445, 17750), (1775, 14450), (2125, 12070), (2414, 10625), (2890, 8875), (3550, 7225), (4250, 6035)]