13157300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 31899000

約数和(自身を除く): 18741700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 349, 377, 580, 650, 698, 725, 754, 1300, 1396, 1450, 1508, 1745, 1885, 2900, 3490, 3770, 4537, 6980, 7540, 8725, 9074, 9425, 10121, 17450, 18148, 18850, 20242, 22685, 34900, 37700, 40484, 45370, 50605, 90740, 101210, 113425, 131573, 202420, 226850, 253025, 263146, 453700, 506050, 526292, 657865, 1012100, 1315730, 2631460, 3289325, 6578650, 13157300]

約数ペア:

[(1, 13157300), (2, 6578650), (4, 3289325), (5, 2631460), (10, 1315730), (13, 1012100), (20, 657865), (25, 526292), (26, 506050), (29, 453700), (50, 263146), (52, 253025), (58, 226850), (65, 202420), (100, 131573), (116, 113425), (130, 101210), (145, 90740), (260, 50605), (290, 45370), (325, 40484), (349, 37700), (377, 34900), (580, 22685), (650, 20242), (698, 18850), (725, 18148), (754, 17450), (1300, 10121), (1396, 9425), (1450, 9074), (1508, 8725), (1745, 7540), (1885, 6980), (2900, 4537), (3490, 3770)]