7997777475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{24077}}^1$

素因数の和:24236

約数の個数: 48

約数和(自身を含む): 13662435072

約数和(自身を除く): 5664657597

約数列:

[1, 3, 5, 15, 25, 43, 75, 103, 129, 215, 309, 515, 645, 1075, 1545, 2575, 3225, 4429, 7725, 13287, 22145, 24077, 66435, 72231, 110725, 120385, 332175, 361155, 601925, 1035311, 1805775, 2479931, 3105933, 5176555, 7439793, 12399655, 15529665, 25882775, 37198965, 61998275, 77648325, 106637033, 185994825, 319911099, 533185165, 1599555495, 2665925825, 7997777475]

約数ペア:

[(1, 7997777475), (3, 2665925825), (5, 1599555495), (15, 533185165), (25, 319911099), (43, 185994825), (75, 106637033), (103, 77648325), (129, 61998275), (215, 37198965), (309, 25882775), (515, 15529665), (645, 12399655), (1075, 7439793), (1545, 5176555), (2575, 3105933), (3225, 2479931), (4429, 1805775), (7725, 1035311), (13287, 601925), (22145, 361155), (24077, 332175), (66435, 120385), (72231, 110725)]