261652850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{929}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 502333920

約数和(自身を除く): 240681070

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 131, 215, 262, 430, 655, 929, 1075, 1310, 1858, 2150, 3275, 4645, 5633, 6550, 9290, 11266, 23225, 28165, 39947, 46450, 56330, 79894, 121699, 140825, 199735, 243398, 281650, 399470, 608495, 998675, 1216990, 1997350, 3042475, 5233057, 6084950, 10466114, 26165285, 52330570, 130826425, 261652850]

約数ペア:

[(1, 261652850), (2, 130826425), (5, 52330570), (10, 26165285), (25, 10466114), (43, 6084950), (50, 5233057), (86, 3042475), (131, 1997350), (215, 1216990), (262, 998675), (430, 608495), (655, 399470), (929, 281650), (1075, 243398), (1310, 199735), (1858, 140825), (2150, 121699), (3275, 79894), (4645, 56330), (5633, 46450), (6550, 39947), (9290, 28165), (11266, 23225)]