227576180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{6389}}^1$

素因数の和:6548

約数の個数: 48

約数和(自身を含む): 518510160

約数和(自身を除く): 290933980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 6389, 7124, 8905, 12778, 17810, 25556, 31945, 35620, 63890, 83057, 127780, 166114, 332228, 415285, 830570, 875293, 1661140, 1750586, 3501172, 4376465, 8752930, 11378809, 17505860, 22757618, 45515236, 56894045, 113788090, 227576180]

約数ペア:

[(1, 227576180), (2, 113788090), (4, 56894045), (5, 45515236), (10, 22757618), (13, 17505860), (20, 11378809), (26, 8752930), (52, 4376465), (65, 3501172), (130, 1750586), (137, 1661140), (260, 875293), (274, 830570), (548, 415285), (685, 332228), (1370, 166114), (1781, 127780), (2740, 83057), (3562, 63890), (6389, 35620), (7124, 31945), (8905, 25556), (12778, 17810)]