91209560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{175403}}^1$

素因数の和:175427

約数の個数: 32

約数和(自身を含む): 221009040

約数和(自身を除く): 129799480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 175403, 350806, 701612, 877015, 1403224, 1754030, 2280239, 3508060, 4560478, 7016120, 9120956, 11401195, 18241912, 22802390, 45604780, 91209560]

約数ペア:

[(1, 91209560), (2, 45604780), (4, 22802390), (5, 18241912), (8, 11401195), (10, 9120956), (13, 7016120), (20, 4560478), (26, 3508060), (40, 2280239), (52, 1754030), (65, 1403224), (104, 877015), (130, 701612), (260, 350806), (520, 175403)]