155582920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34421}}^1$

素因数の和:34545

約数の個数: 32

約数和(自身を含む): 353169720

約数和(自身を除く): 197586800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 34421, 68842, 137684, 172105, 275368, 344210, 688420, 1376840, 3889573, 7779146, 15558292, 19447865, 31116584, 38895730, 77791460, 155582920]

約数ペア:

[(1, 155582920), (2, 77791460), (4, 38895730), (5, 31116584), (8, 19447865), (10, 15558292), (20, 7779146), (40, 3889573), (113, 1376840), (226, 688420), (452, 344210), (565, 275368), (904, 172105), (1130, 137684), (2260, 68842), (4520, 34421)]