77883650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{709}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 157151400

約数和(自身を除く): 79267750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 709, 845, 1418, 1690, 2197, 3545, 4225, 4394, 7090, 8450, 9217, 10985, 17725, 18434, 21970, 35450, 46085, 54925, 92170, 109850, 119821, 230425, 239642, 460850, 599105, 1198210, 1557673, 2995525, 3115346, 5991050, 7788365, 15576730, 38941825, 77883650]

約数ペア:

[(1, 77883650), (2, 38941825), (5, 15576730), (10, 7788365), (13, 5991050), (25, 3115346), (26, 2995525), (50, 1557673), (65, 1198210), (130, 599105), (169, 460850), (325, 239642), (338, 230425), (650, 119821), (709, 109850), (845, 92170), (1418, 54925), (1690, 46085), (2197, 35450), (3545, 21970), (4225, 18434), (4394, 17725), (7090, 10985), (8450, 9217)]