81920436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11173}}^1$

素因数の和:11240

約数の個数: 48

約数和(自身を含む): 210249984

約数和(自身を除く): 128329548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 3666, 7332, 11173, 22346, 33519, 44692, 67038, 134076, 145249, 290498, 435747, 525131, 580996, 871494, 1050262, 1575393, 1742988, 2100524, 3150786, 6301572, 6826703, 13653406, 20480109, 27306812, 40960218, 81920436]

約数ペア:

[(1, 81920436), (2, 40960218), (3, 27306812), (4, 20480109), (6, 13653406), (12, 6826703), (13, 6301572), (26, 3150786), (39, 2100524), (47, 1742988), (52, 1575393), (78, 1050262), (94, 871494), (141, 580996), (156, 525131), (188, 435747), (282, 290498), (564, 145249), (611, 134076), (1222, 67038), (1833, 44692), (2444, 33519), (3666, 22346), (7332, 11173)]