13505500010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{2039}}^1$

素因数の和:2627

約数の個数: 64

約数和(自身を含む): 26015385600

約数和(自身を除く): 12509885590

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 491, 710, 982, 1349, 2039, 2455, 2698, 4078, 4910, 6745, 9329, 10195, 13490, 18658, 20390, 34861, 38741, 46645, 69722, 77482, 93290, 144769, 174305, 193705, 289538, 348610, 387410, 662359, 723845, 1001149, 1324718, 1447690, 2002298, 2750611, 3311795, 5005745, 5501222, 6623590, 10011490, 13753055, 19021831, 27506110, 38043662, 71081579, 95109155, 142163158, 190218310, 355407895, 710815790, 1350550001, 2701100002, 6752750005, 13505500010]

約数ペア:

[(1, 13505500010), (2, 6752750005), (5, 2701100002), (10, 1350550001), (19, 710815790), (38, 355407895), (71, 190218310), (95, 142163158), (142, 95109155), (190, 71081579), (355, 38043662), (491, 27506110), (710, 19021831), (982, 13753055), (1349, 10011490), (2039, 6623590), (2455, 5501222), (2698, 5005745), (4078, 3311795), (4910, 2750611), (6745, 2002298), (9329, 1447690), (10195, 1324718), (13490, 1001149), (18658, 723845), (20390, 662359), (34861, 387410), (38741, 348610), (46645, 289538), (69722, 193705), (77482, 174305), (93290, 144769)]