87550960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2078

約数の個数: 80

約数和(自身を含む): 235699200

約数和(自身を除く): 148148240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1979, 2212, 2765, 3160, 3958, 4424, 5530, 6320, 7916, 8848, 9895, 11060, 13853, 15832, 19790, 22120, 27706, 31664, 39580, 44240, 55412, 69265, 79160, 110824, 138530, 156341, 158320, 221648, 277060, 312682, 554120, 625364, 781705, 1094387, 1108240, 1250728, 1563410, 2188774, 2501456, 3126820, 4377548, 5471935, 6253640, 8755096, 10943870, 12507280, 17510192, 21887740, 43775480, 87550960]

約数ペア:

[(1, 87550960), (2, 43775480), (4, 21887740), (5, 17510192), (7, 12507280), (8, 10943870), (10, 8755096), (14, 6253640), (16, 5471935), (20, 4377548), (28, 3126820), (35, 2501456), (40, 2188774), (56, 1563410), (70, 1250728), (79, 1108240), (80, 1094387), (112, 781705), (140, 625364), (158, 554120), (280, 312682), (316, 277060), (395, 221648), (553, 158320), (560, 156341), (632, 138530), (790, 110824), (1106, 79160), (1264, 69265), (1580, 55412), (1979, 44240), (2212, 39580), (2765, 31664), (3160, 27706), (3958, 22120), (4424, 19790), (5530, 15832), (6320, 13853), (7916, 11060), (8848, 9895)]