290391661562

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{9521}}^1$

素因数の和:9779

約数の個数: 48

約数和(自身を含む): 456357275640

約数和(自身を除く): 165965614078

約数列:

[1, 2, 53, 61, 89, 106, 122, 178, 2809, 3233, 4717, 5429, 5618, 6466, 9434, 9521, 10858, 19042, 171349, 250001, 287737, 342698, 500002, 504613, 575474, 580781, 847369, 1009226, 1161562, 1694738, 15250061, 26744489, 30500122, 30781393, 44910557, 51689509, 53488978, 61562786, 89821114, 103379018, 1631413829, 2380259521, 2739543977, 3262827658, 4760519042, 5479087954, 145195830781, 290391661562]

約数ペア:

[(1, 290391661562), (2, 145195830781), (53, 5479087954), (61, 4760519042), (89, 3262827658), (106, 2739543977), (122, 2380259521), (178, 1631413829), (2809, 103379018), (3233, 89821114), (4717, 61562786), (5429, 53488978), (5618, 51689509), (6466, 44910557), (9434, 30781393), (9521, 30500122), (10858, 26744489), (19042, 15250061), (171349, 1694738), (250001, 1161562), (287737, 1009226), (342698, 847369), (500002, 580781), (504613, 575474)]