87213808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 197773056

約数和(自身を除く): 110559248

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 103, 136, 176, 187, 206, 272, 283, 374, 412, 566, 748, 824, 1132, 1133, 1496, 1648, 1751, 2264, 2266, 2992, 3113, 3502, 4528, 4532, 4811, 6226, 7004, 9064, 9622, 12452, 14008, 18128, 19244, 19261, 24904, 28016, 29149, 38488, 38522, 49808, 52921, 58298, 76976, 77044, 105842, 116596, 154088, 211684, 233192, 308176, 320639, 423368, 466384, 495533, 641278, 846736, 991066, 1282556, 1982132, 2565112, 3964264, 5130224, 5450863, 7928528, 10901726, 21803452, 43606904, 87213808]

約数ペア:

[(1, 87213808), (2, 43606904), (4, 21803452), (8, 10901726), (11, 7928528), (16, 5450863), (17, 5130224), (22, 3964264), (34, 2565112), (44, 1982132), (68, 1282556), (88, 991066), (103, 846736), (136, 641278), (176, 495533), (187, 466384), (206, 423368), (272, 320639), (283, 308176), (374, 233192), (412, 211684), (566, 154088), (748, 116596), (824, 105842), (1132, 77044), (1133, 76976), (1496, 58298), (1648, 52921), (1751, 49808), (2264, 38522), (2266, 38488), (2992, 29149), (3113, 28016), (3502, 24904), (4528, 19261), (4532, 19244), (4811, 18128), (6226, 14008), (7004, 12452), (9064, 9622)]