161876390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65537}}^1$

素因数の和:65576

約数の個数: 32

約数和(自身を含む): 330311520

約数和(自身を除く): 168435130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 65537, 131074, 327685, 655370, 851981, 1245203, 1703962, 2490406, 4259905, 6226015, 8519810, 12452030, 16187639, 32375278, 80938195, 161876390]

約数ペア:

[(1, 161876390), (2, 80938195), (5, 32375278), (10, 16187639), (13, 12452030), (19, 8519810), (26, 6226015), (38, 4259905), (65, 2490406), (95, 1703962), (130, 1245203), (190, 851981), (247, 655370), (494, 327685), (1235, 131074), (2470, 65537)]