31659184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 60

約数和(自身を含む): 66491280

約数和(自身を除く): 34832096

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 71, 116, 124, 142, 232, 248, 284, 464, 496, 568, 899, 961, 1136, 1798, 1922, 2059, 2201, 3596, 3844, 4118, 4402, 7192, 7688, 8236, 8804, 14384, 15376, 16472, 17608, 27869, 32944, 35216, 55738, 63829, 68231, 111476, 127658, 136462, 222952, 255316, 272924, 445904, 510632, 545848, 1021264, 1091696, 1978699, 3957398, 7914796, 15829592, 31659184]

約数ペア:

[(1, 31659184), (2, 15829592), (4, 7914796), (8, 3957398), (16, 1978699), (29, 1091696), (31, 1021264), (58, 545848), (62, 510632), (71, 445904), (116, 272924), (124, 255316), (142, 222952), (232, 136462), (248, 127658), (284, 111476), (464, 68231), (496, 63829), (568, 55738), (899, 35216), (961, 32944), (1136, 27869), (1798, 17608), (1922, 16472), (2059, 15376), (2201, 14384), (3596, 8804), (3844, 8236), (4118, 7688), (4402, 7192)]