169388680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{14653}}^1$

素因数の和:14698

約数の個数: 48

約数和(自身を含む): 404890020

約数和(自身を除く): 235501340

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 14653, 29306, 58612, 73265, 117224, 146530, 249101, 293060, 498202, 586120, 996404, 1245505, 1992808, 2491010, 4234717, 4982020, 8469434, 9964040, 16938868, 21173585, 33877736, 42347170, 84694340, 169388680]

約数ペア:

[(1, 169388680), (2, 84694340), (4, 42347170), (5, 33877736), (8, 21173585), (10, 16938868), (17, 9964040), (20, 8469434), (34, 4982020), (40, 4234717), (68, 2491010), (85, 1992808), (136, 1245505), (170, 996404), (289, 586120), (340, 498202), (578, 293060), (680, 249101), (1156, 146530), (1445, 117224), (2312, 73265), (2890, 58612), (5780, 29306), (11560, 14653)]