48136580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 55647100

約数列:

[1, 2, 4, 5, 10, 20, 71, 109, 142, 218, 284, 311, 355, 436, 545, 622, 710, 1090, 1244, 1420, 1555, 2180, 3110, 6220, 7739, 15478, 22081, 30956, 33899, 38695, 44162, 67798, 77390, 88324, 110405, 135596, 154780, 169495, 220810, 338990, 441620, 677980, 2406829, 4813658, 9627316, 12034145, 24068290, 48136580]

約数ペア:

[(1, 48136580), (2, 24068290), (4, 12034145), (5, 9627316), (10, 4813658), (20, 2406829), (71, 677980), (109, 441620), (142, 338990), (218, 220810), (284, 169495), (311, 154780), (355, 135596), (436, 110405), (545, 88324), (622, 77390), (710, 67798), (1090, 44162), (1244, 38695), (1420, 33899), (1555, 30956), (2180, 22081), (3110, 15478), (6220, 7739)]