202811030

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 371312640

約数和(自身を除く): 168501610

約数列:

[1, 2, 5, 10, 101, 157, 202, 314, 505, 785, 1010, 1279, 1570, 2558, 6395, 12790, 15857, 31714, 79285, 129179, 158570, 200803, 258358, 401606, 645895, 1004015, 1291790, 2008030, 20281103, 40562206, 101405515, 202811030]

約数ペア:

[(1, 202811030), (2, 101405515), (5, 40562206), (10, 20281103), (101, 2008030), (157, 1291790), (202, 1004015), (314, 645895), (505, 401606), (785, 258358), (1010, 200803), (1279, 158570), (1570, 129179), (2558, 79285), (6395, 31714), (12790, 15857)]