72664452020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{3919}}^1$

素因数の和:4233

約数の個数: 96

約数和(自身を含む): 157588139520

約数和(自身を除く): 84923687500

約数列:

[1, 2, 4, 5, 10, 20, 67, 101, 134, 137, 202, 268, 274, 335, 404, 505, 548, 670, 685, 1010, 1340, 1370, 2020, 2740, 3919, 6767, 7838, 9179, 13534, 13837, 15676, 18358, 19595, 27068, 27674, 33835, 36716, 39190, 45895, 55348, 67670, 69185, 78380, 91790, 135340, 138370, 183580, 262573, 276740, 395819, 525146, 536903, 791638, 927079, 1050292, 1073806, 1312865, 1583276, 1854158, 1979095, 2147612, 2625730, 2684515, 3708316, 3958190, 4635395, 5251460, 5369030, 7916380, 9270790, 10738060, 18541580, 26519873, 35972501, 53039746, 54227203, 71945002, 106079492, 108454406, 132599365, 143890004, 179862505, 216908812, 265198730, 271136015, 359725010, 530397460, 542272030, 719450020, 1084544060, 3633222601, 7266445202, 14532890404, 18166113005, 36332226010, 72664452020]

約数ペア:

[(1, 72664452020), (2, 36332226010), (4, 18166113005), (5, 14532890404), (10, 7266445202), (20, 3633222601), (67, 1084544060), (101, 719450020), (134, 542272030), (137, 530397460), (202, 359725010), (268, 271136015), (274, 265198730), (335, 216908812), (404, 179862505), (505, 143890004), (548, 132599365), (670, 108454406), (685, 106079492), (1010, 71945002), (1340, 54227203), (1370, 53039746), (2020, 35972501), (2740, 26519873), (3919, 18541580), (6767, 10738060), (7838, 9270790), (9179, 7916380), (13534, 5369030), (13837, 5251460), (15676, 4635395), (18358, 3958190), (19595, 3708316), (27068, 2684515), (27674, 2625730), (33835, 2147612), (36716, 1979095), (39190, 1854158), (45895, 1583276), (55348, 1312865), (67670, 1073806), (69185, 1050292), (78380, 927079), (91790, 791638), (135340, 536903), (138370, 525146), (183580, 395819), (262573, 276740)]