78147550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1237

約数の個数: 48

約数和(自身を含む): 158114880

約数和(自身を除く): 79967330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 545, 650, 1090, 1103, 1417, 2206, 2725, 2834, 5450, 5515, 7085, 11030, 14170, 14339, 27575, 28678, 35425, 55150, 70850, 71695, 120227, 143390, 240454, 358475, 601135, 716950, 1202270, 1562951, 3005675, 3125902, 6011350, 7814755, 15629510, 39073775, 78147550]

約数ペア:

[(1, 78147550), (2, 39073775), (5, 15629510), (10, 7814755), (13, 6011350), (25, 3125902), (26, 3005675), (50, 1562951), (65, 1202270), (109, 716950), (130, 601135), (218, 358475), (325, 240454), (545, 143390), (650, 120227), (1090, 71695), (1103, 70850), (1417, 55150), (2206, 35425), (2725, 28678), (2834, 27575), (5450, 14339), (5515, 14170), (7085, 11030)]