78488575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 114206976

約数和(自身を除く): 35718401

約数列:

[1, 5, 11, 17, 25, 55, 85, 103, 163, 187, 275, 425, 515, 815, 935, 1133, 1751, 1793, 2575, 2771, 4075, 4675, 5665, 8755, 8965, 13855, 16789, 19261, 28325, 30481, 43775, 44825, 69275, 83945, 96305, 152405, 184679, 285413, 419725, 481525, 762025, 923395, 1427065, 3139543, 4616975, 7135325, 15697715, 78488575]

約数ペア:

[(1, 78488575), (5, 15697715), (11, 7135325), (17, 4616975), (25, 3139543), (55, 1427065), (85, 923395), (103, 762025), (163, 481525), (187, 419725), (275, 285413), (425, 184679), (515, 152405), (815, 96305), (935, 83945), (1133, 69275), (1751, 44825), (1793, 43775), (2575, 30481), (2771, 28325), (4075, 19261), (4675, 16789), (5665, 13855), (8755, 8965)]