129973328

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 265965120

約数和(自身を除く): 135991792

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 107, 124, 158, 214, 248, 316, 428, 496, 632, 856, 961, 1264, 1712, 1922, 2449, 3317, 3844, 4898, 6634, 7688, 8453, 9796, 13268, 15376, 16906, 19592, 26536, 33812, 39184, 53072, 67624, 75919, 102827, 135248, 151838, 205654, 262043, 303676, 411308, 524086, 607352, 822616, 1048172, 1214704, 1645232, 2096344, 4192688, 8123333, 16246666, 32493332, 64986664, 129973328]

約数ペア:

[(1, 129973328), (2, 64986664), (4, 32493332), (8, 16246666), (16, 8123333), (31, 4192688), (62, 2096344), (79, 1645232), (107, 1214704), (124, 1048172), (158, 822616), (214, 607352), (248, 524086), (316, 411308), (428, 303676), (496, 262043), (632, 205654), (856, 151838), (961, 135248), (1264, 102827), (1712, 75919), (1922, 67624), (2449, 53072), (3317, 39184), (3844, 33812), (4898, 26536), (6634, 19592), (7688, 16906), (8453, 15376), (9796, 13268)]