81855844

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 169456896

約数和(自身を除く): 87601052

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 113, 164, 226, 287, 452, 574, 631, 791, 1148, 1262, 1582, 2524, 3164, 4417, 4633, 8834, 9266, 17668, 18532, 25871, 32431, 51742, 64862, 71303, 103484, 129724, 142606, 181097, 285212, 362194, 499121, 724388, 998242, 1996484, 2923423, 5846846, 11693692, 20463961, 40927922, 81855844]

約数ペア:

[(1, 81855844), (2, 40927922), (4, 20463961), (7, 11693692), (14, 5846846), (28, 2923423), (41, 1996484), (82, 998242), (113, 724388), (164, 499121), (226, 362194), (287, 285212), (452, 181097), (574, 142606), (631, 129724), (791, 103484), (1148, 71303), (1262, 64862), (1582, 51742), (2524, 32431), (3164, 25871), (4417, 18532), (4633, 17668), (8834, 9266)]