77509900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 183130640

約数和(自身を除く): 105620740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 109, 130, 218, 260, 325, 436, 545, 547, 650, 1090, 1094, 1300, 1417, 2180, 2188, 2725, 2735, 2834, 5450, 5470, 5668, 7085, 7111, 10900, 10940, 13675, 14170, 14222, 27350, 28340, 28444, 35425, 35555, 54700, 59623, 70850, 71110, 119246, 141700, 142220, 177775, 238492, 298115, 355550, 596230, 711100, 775099, 1192460, 1490575, 1550198, 2981150, 3100396, 3875495, 5962300, 7750990, 15501980, 19377475, 38754950, 77509900]

約数ペア:

[(1, 77509900), (2, 38754950), (4, 19377475), (5, 15501980), (10, 7750990), (13, 5962300), (20, 3875495), (25, 3100396), (26, 2981150), (50, 1550198), (52, 1490575), (65, 1192460), (100, 775099), (109, 711100), (130, 596230), (218, 355550), (260, 298115), (325, 238492), (436, 177775), (545, 142220), (547, 141700), (650, 119246), (1090, 71110), (1094, 70850), (1300, 59623), (1417, 54700), (2180, 35555), (2188, 35425), (2725, 28444), (2735, 28340), (2834, 27350), (5450, 14222), (5470, 14170), (5668, 13675), (7085, 10940), (7111, 10900)]