12946484900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{8693}}^1$

素因数の和:9041

約数の個数: 72

約数和(自身を含む): 28729114344

約数和(自身を除く): 15782629444

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 281, 530, 562, 1060, 1124, 1325, 1405, 2650, 2810, 5300, 5620, 7025, 8693, 14050, 14893, 17386, 28100, 29786, 34772, 43465, 59572, 74465, 86930, 148930, 173860, 217325, 297860, 372325, 434650, 460729, 744650, 869300, 921458, 1489300, 1842916, 2303645, 2442733, 4607290, 4885466, 9214580, 9770932, 11518225, 12213665, 23036450, 24427330, 46072900, 48854660, 61068325, 122136650, 129464849, 244273300, 258929698, 517859396, 647324245, 1294648490, 2589296980, 3236621225, 6473242450, 12946484900]

約数ペア:

[(1, 12946484900), (2, 6473242450), (4, 3236621225), (5, 2589296980), (10, 1294648490), (20, 647324245), (25, 517859396), (50, 258929698), (53, 244273300), (100, 129464849), (106, 122136650), (212, 61068325), (265, 48854660), (281, 46072900), (530, 24427330), (562, 23036450), (1060, 12213665), (1124, 11518225), (1325, 9770932), (1405, 9214580), (2650, 4885466), (2810, 4607290), (5300, 2442733), (5620, 2303645), (7025, 1842916), (8693, 1489300), (14050, 921458), (14893, 869300), (17386, 744650), (28100, 460729), (29786, 434650), (34772, 372325), (43465, 297860), (59572, 217325), (74465, 173860), (86930, 148930)]