164431072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23251}}^1$

素因数の和:23291

約数の個数: 48

約数和(自身を含む): 369148752

約数和(自身を除く): 204717680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 23251, 46502, 93004, 186008, 302263, 372016, 395267, 604526, 744032, 790534, 1209052, 1581068, 2418104, 3162136, 4836208, 5138471, 6324272, 9672416, 10276942, 12648544, 20553884, 41107768, 82215536, 164431072]

約数ペア:

[(1, 164431072), (2, 82215536), (4, 41107768), (8, 20553884), (13, 12648544), (16, 10276942), (17, 9672416), (26, 6324272), (32, 5138471), (34, 4836208), (52, 3162136), (68, 2418104), (104, 1581068), (136, 1209052), (208, 790534), (221, 744032), (272, 604526), (416, 395267), (442, 372016), (544, 302263), (884, 186008), (1768, 93004), (3536, 46502), (7072, 23251)]