200650420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{757}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 437426640

約数和(自身を除く): 236776220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 457, 580, 757, 914, 1514, 1828, 2285, 3028, 3785, 4570, 7570, 9140, 13253, 15140, 21953, 26506, 43906, 53012, 66265, 87812, 109765, 132530, 219530, 265060, 345949, 439060, 691898, 1383796, 1729745, 3459490, 6918980, 10032521, 20065042, 40130084, 50162605, 100325210, 200650420]

約数ペア:

[(1, 200650420), (2, 100325210), (4, 50162605), (5, 40130084), (10, 20065042), (20, 10032521), (29, 6918980), (58, 3459490), (116, 1729745), (145, 1383796), (290, 691898), (457, 439060), (580, 345949), (757, 265060), (914, 219530), (1514, 132530), (1828, 109765), (2285, 87812), (3028, 66265), (3785, 53012), (4570, 43906), (7570, 26506), (9140, 21953), (13253, 15140)]