260539402370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{253273}}^1$

素因数の和:253527

約数の個数: 64

約数和(自身を含む): 520046491104

約数和(自身を除く): 259507088734

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 193, 205, 386, 410, 533, 965, 1066, 1930, 2509, 2665, 5018, 5330, 7913, 12545, 15826, 25090, 39565, 79130, 102869, 205738, 253273, 506546, 514345, 1028690, 1266365, 2532730, 3292549, 6585098, 10384193, 16462745, 20768386, 32925490, 48881689, 51920965, 97763378, 103841930, 134994509, 244408445, 269989018, 488816890, 635461957, 674972545, 1270923914, 1349945090, 2004149249, 3177309785, 4008298498, 6354619570, 10020746245, 20041492490, 26053940237, 52107880474, 130269701185, 260539402370]

約数ペア:

[(1, 260539402370), (2, 130269701185), (5, 52107880474), (10, 26053940237), (13, 20041492490), (26, 10020746245), (41, 6354619570), (65, 4008298498), (82, 3177309785), (130, 2004149249), (193, 1349945090), (205, 1270923914), (386, 674972545), (410, 635461957), (533, 488816890), (965, 269989018), (1066, 244408445), (1930, 134994509), (2509, 103841930), (2665, 97763378), (5018, 51920965), (5330, 48881689), (7913, 32925490), (12545, 20768386), (15826, 16462745), (25090, 10384193), (39565, 6585098), (79130, 3292549), (102869, 2532730), (205738, 1266365), (253273, 1028690), (506546, 514345)]