75012740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 175176960

約数和(自身を除く): 100164220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 139, 220, 223, 242, 278, 446, 484, 556, 605, 695, 892, 1115, 1210, 1390, 1529, 2230, 2420, 2453, 2780, 3058, 4460, 4906, 6116, 7645, 9812, 12265, 15290, 16819, 24530, 26983, 30580, 30997, 33638, 49060, 53966, 61994, 67276, 84095, 107932, 123988, 134915, 154985, 168190, 269830, 309970, 336380, 340967, 539660, 619940, 681934, 1363868, 1704835, 3409670, 3750637, 6819340, 7501274, 15002548, 18753185, 37506370, 75012740]

約数ペア:

[(1, 75012740), (2, 37506370), (4, 18753185), (5, 15002548), (10, 7501274), (11, 6819340), (20, 3750637), (22, 3409670), (44, 1704835), (55, 1363868), (110, 681934), (121, 619940), (139, 539660), (220, 340967), (223, 336380), (242, 309970), (278, 269830), (446, 168190), (484, 154985), (556, 134915), (605, 123988), (695, 107932), (892, 84095), (1115, 67276), (1210, 61994), (1390, 53966), (1529, 49060), (2230, 33638), (2420, 30997), (2453, 30580), (2780, 26983), (3058, 24530), (4460, 16819), (4906, 15290), (6116, 12265), (7645, 9812)]