79211770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 85017350

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 131, 230, 239, 253, 262, 478, 506, 655, 1195, 1265, 1310, 1441, 2390, 2530, 2629, 2882, 3013, 5258, 5497, 6026, 7205, 10994, 13145, 14410, 15065, 26290, 27485, 30130, 31309, 33143, 54970, 60467, 62618, 66286, 120934, 156545, 165715, 302335, 313090, 331430, 344399, 604670, 688798, 720107, 1440214, 1721995, 3443990, 3600535, 7201070, 7921177, 15842354, 39605885, 79211770]

約数ペア:

[(1, 79211770), (2, 39605885), (5, 15842354), (10, 7921177), (11, 7201070), (22, 3600535), (23, 3443990), (46, 1721995), (55, 1440214), (110, 720107), (115, 688798), (131, 604670), (230, 344399), (239, 331430), (253, 313090), (262, 302335), (478, 165715), (506, 156545), (655, 120934), (1195, 66286), (1265, 62618), (1310, 60467), (1441, 54970), (2390, 33143), (2530, 31309), (2629, 30130), (2882, 27485), (3013, 26290), (5258, 15065), (5497, 14410), (6026, 13145), (7205, 10994)]