61568740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 145555200

約数和(自身を除く): 83986460

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 37, 38, 58, 74, 76, 95, 116, 145, 148, 151, 185, 190, 290, 302, 370, 380, 551, 580, 604, 703, 740, 755, 1073, 1102, 1406, 1510, 2146, 2204, 2755, 2812, 2869, 3020, 3515, 4292, 4379, 5365, 5510, 5587, 5738, 7030, 8758, 10730, 11020, 11174, 11476, 14060, 14345, 17516, 20387, 21460, 21895, 22348, 27935, 28690, 40774, 43790, 55870, 57380, 81548, 83201, 87580, 101935, 106153, 111740, 162023, 166402, 203870, 212306, 324046, 332804, 407740, 416005, 424612, 530765, 648092, 810115, 832010, 1061530, 1620230, 1664020, 2123060, 3078437, 3240460, 6156874, 12313748, 15392185, 30784370, 61568740]

約数ペア:

[(1, 61568740), (2, 30784370), (4, 15392185), (5, 12313748), (10, 6156874), (19, 3240460), (20, 3078437), (29, 2123060), (37, 1664020), (38, 1620230), (58, 1061530), (74, 832010), (76, 810115), (95, 648092), (116, 530765), (145, 424612), (148, 416005), (151, 407740), (185, 332804), (190, 324046), (290, 212306), (302, 203870), (370, 166402), (380, 162023), (551, 111740), (580, 106153), (604, 101935), (703, 87580), (740, 83201), (755, 81548), (1073, 57380), (1102, 55870), (1406, 43790), (1510, 40774), (2146, 28690), (2204, 27935), (2755, 22348), (2812, 21895), (2869, 21460), (3020, 20387), (3515, 17516), (4292, 14345), (4379, 14060), (5365, 11476), (5510, 11174), (5587, 11020), (5738, 10730), (7030, 8758)]