86977220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 203062272

約数和(自身を除く): 116085052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 127, 220, 242, 254, 283, 484, 508, 566, 605, 635, 1132, 1210, 1270, 1397, 1415, 2420, 2540, 2794, 2830, 3113, 5588, 5660, 6226, 6985, 12452, 13970, 15367, 15565, 27940, 30734, 31130, 34243, 35941, 61468, 62260, 68486, 71882, 76835, 136972, 143764, 153670, 171215, 179705, 307340, 342430, 359410, 395351, 684860, 718820, 790702, 1581404, 1976755, 3953510, 4348861, 7907020, 8697722, 17395444, 21744305, 43488610, 86977220]

約数ペア:

[(1, 86977220), (2, 43488610), (4, 21744305), (5, 17395444), (10, 8697722), (11, 7907020), (20, 4348861), (22, 3953510), (44, 1976755), (55, 1581404), (110, 790702), (121, 718820), (127, 684860), (220, 395351), (242, 359410), (254, 342430), (283, 307340), (484, 179705), (508, 171215), (566, 153670), (605, 143764), (635, 136972), (1132, 76835), (1210, 71882), (1270, 68486), (1397, 62260), (1415, 61468), (2420, 35941), (2540, 34243), (2794, 31130), (2830, 30734), (3113, 27940), (5588, 15565), (5660, 15367), (6226, 13970), (6985, 12452)]