260621475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2879}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 462827520

約数和(自身を除く): 202206045

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 213, 255, 355, 425, 1065, 1207, 1275, 1775, 2879, 3621, 5325, 6035, 8637, 14395, 18105, 30175, 43185, 48943, 71975, 90525, 146829, 204409, 215925, 244715, 613227, 734145, 1022045, 1223575, 3066135, 3474953, 3670725, 5110225, 10424859, 15330675, 17374765, 52124295, 86873825, 260621475]

約数ペア:

[(1, 260621475), (3, 86873825), (5, 52124295), (15, 17374765), (17, 15330675), (25, 10424859), (51, 5110225), (71, 3670725), (75, 3474953), (85, 3066135), (213, 1223575), (255, 1022045), (355, 734145), (425, 613227), (1065, 244715), (1207, 215925), (1275, 204409), (1775, 146829), (2879, 90525), (3621, 71975), (5325, 48943), (6035, 43185), (8637, 30175), (14395, 18105)]