1640774876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{13109}}^1$

素因数の和:13238

約数の個数: 48

約数和(自身を含む): 3237645600

約数和(自身を除く): 1596870724

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 83, 116, 166, 332, 377, 754, 1079, 1508, 2158, 2407, 4316, 4814, 9628, 13109, 26218, 31291, 52436, 62582, 125164, 170417, 340834, 380161, 681668, 760322, 1088047, 1520644, 2176094, 4352188, 4942093, 9884186, 14144611, 19768372, 28289222, 31553363, 56578444, 63106726, 126213452, 410193719, 820387438, 1640774876]

約数ペア:

[(1, 1640774876), (2, 820387438), (4, 410193719), (13, 126213452), (26, 63106726), (29, 56578444), (52, 31553363), (58, 28289222), (83, 19768372), (116, 14144611), (166, 9884186), (332, 4942093), (377, 4352188), (754, 2176094), (1079, 1520644), (1508, 1088047), (2158, 760322), (2407, 681668), (4316, 380161), (4814, 340834), (9628, 170417), (13109, 125164), (26218, 62582), (31291, 52436)]