80971983004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1\times {\mathrm{39679}}^1$

素因数の和:42154

約数の個数: 48

約数和(自身を含む): 162789580800

約数和(自身を除く): 81817597796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 2441, 4882, 9764, 26851, 39679, 46379, 53702, 79358, 92758, 107404, 158716, 185516, 436469, 510169, 753901, 872938, 1020338, 1507802, 1745876, 2040676, 3015604, 8292911, 16585822, 33171644, 96856439, 193712878, 387425756, 1065420829, 1840272341, 2130841658, 3680544682, 4261683316, 7361089364, 20242995751, 40485991502, 80971983004]

約数ペア:

[(1, 80971983004), (2, 40485991502), (4, 20242995751), (11, 7361089364), (19, 4261683316), (22, 3680544682), (38, 2130841658), (44, 1840272341), (76, 1065420829), (209, 387425756), (418, 193712878), (836, 96856439), (2441, 33171644), (4882, 16585822), (9764, 8292911), (26851, 3015604), (39679, 2040676), (46379, 1745876), (53702, 1507802), (79358, 1020338), (92758, 872938), (107404, 753901), (158716, 510169), (185516, 436469)]