168203780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29101}}^1$

素因数の和:29144

約数の個数: 36

約数和(自身を含む): 375241188

約数和(自身を除く): 207037408

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 29101, 58202, 116404, 145505, 291010, 494717, 582020, 989434, 1978868, 2473585, 4947170, 8410189, 9894340, 16820378, 33640756, 42050945, 84101890, 168203780]

約数ペア:

[(1, 168203780), (2, 84101890), (4, 42050945), (5, 33640756), (10, 16820378), (17, 9894340), (20, 8410189), (34, 4947170), (68, 2473585), (85, 1978868), (170, 989434), (289, 582020), (340, 494717), (578, 291010), (1156, 145505), (1445, 116404), (2890, 58202), (5780, 29101)]