65137625

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 102435840

約数和(自身を除く): 37298215

約数列:

[1, 5, 7, 17, 25, 29, 35, 85, 119, 125, 145, 151, 175, 203, 425, 493, 595, 725, 755, 875, 1015, 1057, 2125, 2465, 2567, 2975, 3451, 3625, 3775, 4379, 5075, 5285, 12325, 12835, 14875, 17255, 17969, 18875, 21895, 25375, 26425, 30653, 61625, 64175, 74443, 86275, 89845, 109475, 132125, 153265, 320875, 372215, 431375, 449225, 521101, 547375, 766325, 1861075, 2246125, 2605505, 3831625, 9305375, 13027525, 65137625]

約数ペア:

[(1, 65137625), (5, 13027525), (7, 9305375), (17, 3831625), (25, 2605505), (29, 2246125), (35, 1861075), (85, 766325), (119, 547375), (125, 521101), (145, 449225), (151, 431375), (175, 372215), (203, 320875), (425, 153265), (493, 132125), (595, 109475), (725, 89845), (755, 86275), (875, 74443), (1015, 64175), (1057, 61625), (2125, 30653), (2465, 26425), (2567, 25375), (2975, 21895), (3451, 18875), (3625, 17969), (3775, 17255), (4379, 14875), (5075, 12835), (5285, 12325)]