31490056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 67359600

約数和(自身を除く): 35869544

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 53, 58, 104, 106, 116, 197, 212, 232, 377, 394, 424, 689, 754, 788, 1378, 1508, 1537, 1576, 2561, 2756, 3016, 3074, 5122, 5512, 5713, 6148, 10244, 10441, 11426, 12296, 19981, 20488, 20882, 22852, 39962, 41764, 45704, 74269, 79924, 83528, 135733, 148538, 159848, 271466, 297076, 302789, 542932, 594152, 605578, 1085864, 1211156, 2422312, 3936257, 7872514, 15745028, 31490056]

約数ペア:

[(1, 31490056), (2, 15745028), (4, 7872514), (8, 3936257), (13, 2422312), (26, 1211156), (29, 1085864), (52, 605578), (53, 594152), (58, 542932), (104, 302789), (106, 297076), (116, 271466), (197, 159848), (212, 148538), (232, 135733), (377, 83528), (394, 79924), (424, 74269), (689, 45704), (754, 41764), (788, 39962), (1378, 22852), (1508, 20882), (1537, 20488), (1576, 19981), (2561, 12296), (2756, 11426), (3016, 10441), (3074, 10244), (5122, 6148), (5512, 5713)]