51728133080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5235641}}^1$

素因数の和:5235684

約数の個数: 64

約数和(自身を含む): 131938178400

約数和(自身を除く): 80210045320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 5235641, 10471282, 20942564, 26178205, 41885128, 52356410, 68063333, 99477179, 104712820, 136126666, 198954358, 209425640, 272253332, 340316665, 397908716, 497385895, 544506664, 680633330, 795817432, 994771790, 1293203327, 1361266660, 1989543580, 2586406654, 2722533320, 3979087160, 5172813308, 6466016635, 10345626616, 12932033270, 25864066540, 51728133080]

約数ペア:

[(1, 51728133080), (2, 25864066540), (4, 12932033270), (5, 10345626616), (8, 6466016635), (10, 5172813308), (13, 3979087160), (19, 2722533320), (20, 2586406654), (26, 1989543580), (38, 1361266660), (40, 1293203327), (52, 994771790), (65, 795817432), (76, 680633330), (95, 544506664), (104, 497385895), (130, 397908716), (152, 340316665), (190, 272253332), (247, 209425640), (260, 198954358), (380, 136126666), (494, 104712820), (520, 99477179), (760, 68063333), (988, 52356410), (1235, 41885128), (1976, 26178205), (2470, 20942564), (4940, 10471282), (9880, 5235641)]