53905725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{829}}^1$

素因数の和:879

約数の個数: 54

約数和(自身を含む): 102688430

約数和(自身を除く): 48782705

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 289, 425, 765, 829, 867, 1275, 1445, 2487, 2601, 3825, 4145, 4335, 7225, 7461, 12435, 13005, 14093, 20725, 21675, 37305, 42279, 62175, 65025, 70465, 126837, 186525, 211395, 239581, 352325, 634185, 718743, 1056975, 1197905, 2156229, 3170925, 3593715, 5989525, 10781145, 17968575, 53905725]

約数ペア:

[(1, 53905725), (3, 17968575), (5, 10781145), (9, 5989525), (15, 3593715), (17, 3170925), (25, 2156229), (45, 1197905), (51, 1056975), (75, 718743), (85, 634185), (153, 352325), (225, 239581), (255, 211395), (289, 186525), (425, 126837), (765, 70465), (829, 65025), (867, 62175), (1275, 42279), (1445, 37305), (2487, 21675), (2601, 20725), (3825, 14093), (4145, 13005), (4335, 12435), (7225, 7461)]