129443360

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5153}}^1$

素因数の和:5325

約数の個数: 48

約数和(自身を含む): 307817496

約数和(自身を除く): 178374136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 5153, 6280, 10306, 12560, 20612, 25120, 25765, 41224, 51530, 82448, 103060, 164896, 206120, 412240, 809021, 824480, 1618042, 3236084, 4045105, 6472168, 8090210, 12944336, 16180420, 25888672, 32360840, 64721680, 129443360]

約数ペア:

[(1, 129443360), (2, 64721680), (4, 32360840), (5, 25888672), (8, 16180420), (10, 12944336), (16, 8090210), (20, 6472168), (32, 4045105), (40, 3236084), (80, 1618042), (157, 824480), (160, 809021), (314, 412240), (628, 206120), (785, 164896), (1256, 103060), (1570, 82448), (2512, 51530), (3140, 41224), (5024, 25765), (5153, 25120), (6280, 20612), (10306, 12560)]