1260075310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 2483006400

約数和(自身を除く): 1222931090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 139, 274, 278, 509, 685, 695, 1018, 1370, 1390, 1781, 1807, 2545, 3562, 3614, 5090, 6617, 8905, 9035, 13234, 17810, 18070, 19043, 33085, 38086, 66170, 69733, 70751, 95215, 139466, 141502, 190430, 247559, 348665, 353755, 495118, 697330, 707510, 906529, 919763, 1237795, 1813058, 1839526, 2475590, 4532645, 4598815, 9065290, 9197630, 9692887, 19385774, 48464435, 96928870, 126007531, 252015062, 630037655, 1260075310]

約数ペア:

[(1, 1260075310), (2, 630037655), (5, 252015062), (10, 126007531), (13, 96928870), (26, 48464435), (65, 19385774), (130, 9692887), (137, 9197630), (139, 9065290), (274, 4598815), (278, 4532645), (509, 2475590), (685, 1839526), (695, 1813058), (1018, 1237795), (1370, 919763), (1390, 906529), (1781, 707510), (1807, 697330), (2545, 495118), (3562, 353755), (3614, 348665), (5090, 247559), (6617, 190430), (8905, 141502), (9035, 139466), (13234, 95215), (17810, 70751), (18070, 69733), (19043, 66170), (33085, 38086)]