201505725

素因数分解:

$3^4\times 5^2\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:832

約数の個数: 60

約数和(自身を含む): 376300320

約数和(自身を除く): 174794595

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 151, 225, 405, 453, 659, 675, 755, 1359, 1977, 2025, 2265, 3295, 3775, 4077, 5931, 6795, 9885, 11325, 12231, 16475, 17793, 20385, 29655, 33975, 49425, 53379, 61155, 88965, 99509, 101925, 148275, 266895, 298527, 305775, 444825, 497545, 895581, 1334475, 1492635, 2487725, 2686743, 4477905, 7463175, 8060229, 13433715, 22389525, 40301145, 67168575, 201505725]

約数ペア:

[(1, 201505725), (3, 67168575), (5, 40301145), (9, 22389525), (15, 13433715), (25, 8060229), (27, 7463175), (45, 4477905), (75, 2686743), (81, 2487725), (135, 1492635), (151, 1334475), (225, 895581), (405, 497545), (453, 444825), (659, 305775), (675, 298527), (755, 266895), (1359, 148275), (1977, 101925), (2025, 99509), (2265, 88965), (3295, 61155), (3775, 53379), (4077, 49425), (5931, 33975), (6795, 29655), (9885, 20385), (11325, 17793), (12231, 16475)]