157037980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{907}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 360614016

約数和(自身を除く): 203576036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 787, 907, 1574, 1814, 3148, 3628, 3935, 4535, 7870, 8657, 9070, 9977, 15740, 17314, 18140, 19954, 34628, 39908, 43285, 49885, 86570, 99770, 173140, 199540, 713809, 1427618, 2855236, 3569045, 7138090, 7851899, 14276180, 15703798, 31407596, 39259495, 78518990, 157037980]

約数ペア:

[(1, 157037980), (2, 78518990), (4, 39259495), (5, 31407596), (10, 15703798), (11, 14276180), (20, 7851899), (22, 7138090), (44, 3569045), (55, 2855236), (110, 1427618), (220, 713809), (787, 199540), (907, 173140), (1574, 99770), (1814, 86570), (3148, 49885), (3628, 43285), (3935, 39908), (4535, 34628), (7870, 19954), (8657, 18140), (9070, 17314), (9977, 15740)]