7510100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 18045720

約数和(自身を除く): 10535620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 109, 130, 212, 218, 260, 265, 325, 436, 530, 545, 650, 689, 1060, 1090, 1300, 1325, 1378, 1417, 2180, 2650, 2725, 2756, 2834, 3445, 5300, 5450, 5668, 5777, 6890, 7085, 10900, 11554, 13780, 14170, 17225, 23108, 28340, 28885, 34450, 35425, 57770, 68900, 70850, 75101, 115540, 141700, 144425, 150202, 288850, 300404, 375505, 577700, 751010, 1502020, 1877525, 3755050, 7510100]

約数ペア:

[(1, 7510100), (2, 3755050), (4, 1877525), (5, 1502020), (10, 751010), (13, 577700), (20, 375505), (25, 300404), (26, 288850), (50, 150202), (52, 144425), (53, 141700), (65, 115540), (100, 75101), (106, 70850), (109, 68900), (130, 57770), (212, 35425), (218, 34450), (260, 28885), (265, 28340), (325, 23108), (436, 17225), (530, 14170), (545, 13780), (650, 11554), (689, 10900), (1060, 7085), (1090, 6890), (1300, 5777), (1325, 5668), (1378, 5450), (1417, 5300), (2180, 3445), (2650, 2834), (2725, 2756)]