81055456

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4027}}^1$

素因数の和:4091

約数の個数: 48

約数和(自身を含む): 173574576

約数和(自身を除く): 92519120

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 272, 296, 544, 592, 629, 1184, 1258, 2516, 4027, 5032, 8054, 10064, 16108, 20128, 32216, 64432, 68459, 128864, 136918, 148999, 273836, 297998, 547672, 595996, 1095344, 1191992, 2190688, 2383984, 2532983, 4767968, 5065966, 10131932, 20263864, 40527728, 81055456]

約数ペア:

[(1, 81055456), (2, 40527728), (4, 20263864), (8, 10131932), (16, 5065966), (17, 4767968), (32, 2532983), (34, 2383984), (37, 2190688), (68, 1191992), (74, 1095344), (136, 595996), (148, 547672), (272, 297998), (296, 273836), (544, 148999), (592, 136918), (629, 128864), (1184, 68459), (1258, 64432), (2516, 32216), (4027, 20128), (5032, 16108), (8054, 10064)]