128078260828

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15823}}^1\times {\mathrm{12569}}^1$

素因数の和:28426

約数の個数: 48

約数和(自身を含む): 267331921920

約数和(自身を除く): 139253661092

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 12569, 15823, 25138, 31646, 50276, 63292, 87983, 110761, 175966, 221522, 289087, 351932, 363929, 443044, 578174, 727858, 1156348, 1455716, 2023609, 2547503, 4047218, 5095006, 8094436, 10190012, 198879287, 397758574, 795517148, 1392155009, 2784310018, 4574223601, 5568620036, 9148447202, 18296894404, 32019565207, 64039130414, 128078260828]

約数ペア:

[(1, 128078260828), (2, 64039130414), (4, 32019565207), (7, 18296894404), (14, 9148447202), (23, 5568620036), (28, 4574223601), (46, 2784310018), (92, 1392155009), (161, 795517148), (322, 397758574), (644, 198879287), (12569, 10190012), (15823, 8094436), (25138, 5095006), (31646, 4047218), (50276, 2547503), (63292, 2023609), (87983, 1455716), (110761, 1156348), (175966, 727858), (221522, 578174), (289087, 443044), (351932, 363929)]