29863990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 59766336

約数和(自身を除く): 29902346

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 205, 338, 410, 431, 533, 845, 862, 1066, 1690, 2155, 2665, 4310, 5330, 5603, 6929, 11206, 13858, 17671, 28015, 34645, 35342, 56030, 69290, 72839, 88355, 145678, 176710, 229723, 364195, 459446, 728390, 1148615, 2297230, 2986399, 5972798, 14931995, 29863990]

約数ペア:

[(1, 29863990), (2, 14931995), (5, 5972798), (10, 2986399), (13, 2297230), (26, 1148615), (41, 728390), (65, 459446), (82, 364195), (130, 229723), (169, 176710), (205, 145678), (338, 88355), (410, 72839), (431, 69290), (533, 56030), (845, 35342), (862, 34645), (1066, 28015), (1690, 17671), (2155, 13858), (2665, 11206), (4310, 6929), (5330, 5603)]