162168560

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17939}}^1$

素因数の和:18065

約数の個数: 40

約数和(自身を含む): 380399760

約数和(自身を除く): 218231200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 17939, 35878, 71756, 89695, 143512, 179390, 287024, 358780, 717560, 1435120, 2027107, 4054214, 8108428, 10135535, 16216856, 20271070, 32433712, 40542140, 81084280, 162168560]

約数ペア:

[(1, 162168560), (2, 81084280), (4, 40542140), (5, 32433712), (8, 20271070), (10, 16216856), (16, 10135535), (20, 8108428), (40, 4054214), (80, 2027107), (113, 1435120), (226, 717560), (452, 358780), (565, 287024), (904, 179390), (1130, 143512), (1808, 89695), (2260, 71756), (4520, 35878), (9040, 17939)]