201543475

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 298552320

約数和(自身を除く): 97008845

約数列:

[1, 5, 7, 25, 29, 35, 145, 151, 175, 203, 263, 725, 755, 1015, 1057, 1315, 1841, 3775, 4379, 5075, 5285, 6575, 7627, 9205, 21895, 26425, 30653, 38135, 39713, 46025, 53389, 109475, 153265, 190675, 198565, 266945, 277991, 766325, 992825, 1151677, 1334725, 1389955, 5758385, 6949775, 8061739, 28791925, 40308695, 201543475]

約数ペア:

[(1, 201543475), (5, 40308695), (7, 28791925), (25, 8061739), (29, 6949775), (35, 5758385), (145, 1389955), (151, 1334725), (175, 1151677), (203, 992825), (263, 766325), (725, 277991), (755, 266945), (1015, 198565), (1057, 190675), (1315, 153265), (1841, 109475), (3775, 53389), (4379, 46025), (5075, 39713), (5285, 38135), (6575, 30653), (7627, 26425), (9205, 21895)]