87312368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 205320192

約数和(自身を除く): 118007824

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 682, 806, 1144, 1231, 1364, 1612, 2288, 2462, 2728, 3224, 4433, 4924, 5456, 6448, 8866, 9848, 13541, 16003, 17732, 19696, 27082, 32006, 35464, 38161, 54164, 64012, 70928, 76322, 108328, 128024, 152644, 176033, 216656, 256048, 305288, 352066, 419771, 496093, 610576, 704132, 839542, 992186, 1408264, 1679084, 1984372, 2816528, 3358168, 3968744, 5457023, 6716336, 7937488, 10914046, 21828092, 43656184, 87312368]

約数ペア:

[(1, 87312368), (2, 43656184), (4, 21828092), (8, 10914046), (11, 7937488), (13, 6716336), (16, 5457023), (22, 3968744), (26, 3358168), (31, 2816528), (44, 1984372), (52, 1679084), (62, 1408264), (88, 992186), (104, 839542), (124, 704132), (143, 610576), (176, 496093), (208, 419771), (248, 352066), (286, 305288), (341, 256048), (403, 216656), (496, 176033), (572, 152644), (682, 128024), (806, 108328), (1144, 76322), (1231, 70928), (1364, 64012), (1612, 54164), (2288, 38161), (2462, 35464), (2728, 32006), (3224, 27082), (4433, 19696), (4924, 17732), (5456, 16003), (6448, 13541), (8866, 9848)]