19275875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 26148096

約数和(自身を除く): 6872221

約数列:

[1, 5, 17, 25, 47, 85, 125, 193, 235, 425, 799, 965, 1175, 2125, 3281, 3995, 4825, 5875, 9071, 16405, 19975, 24125, 45355, 82025, 99875, 154207, 226775, 410125, 771035, 1133875, 3855175, 19275875]

約数ペア:

[(1, 19275875), (5, 3855175), (17, 1133875), (25, 771035), (47, 410125), (85, 226775), (125, 154207), (193, 99875), (235, 82025), (425, 45355), (799, 24125), (965, 19975), (1175, 16405), (2125, 9071), (3281, 5875), (3995, 4825)]