279896545

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 376261200

約数和(自身を除く): 96364655

約数列:

[1, 5, 23, 29, 41, 89, 115, 145, 205, 445, 529, 667, 943, 1189, 2047, 2581, 2645, 3335, 3649, 4715, 5945, 10235, 12905, 15341, 18245, 21689, 27347, 47081, 59363, 76705, 83927, 105821, 108445, 136735, 235405, 296815, 419635, 529105, 628981, 1365349, 1930321, 2433883, 3144905, 6826745, 9651605, 12169415, 55979309, 279896545]

約数ペア:

[(1, 279896545), (5, 55979309), (23, 12169415), (29, 9651605), (41, 6826745), (89, 3144905), (115, 2433883), (145, 1930321), (205, 1365349), (445, 628981), (529, 529105), (667, 419635), (943, 296815), (1189, 235405), (2047, 136735), (2581, 108445), (2645, 105821), (3335, 83927), (3649, 76705), (4715, 59363), (5945, 47081), (10235, 27347), (12905, 21689), (15341, 18245)]