25922270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 54604800

約数和(自身を除く): 28682530

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 79, 95, 110, 157, 158, 190, 209, 314, 395, 418, 785, 790, 869, 1045, 1501, 1570, 1727, 1738, 2090, 2983, 3002, 3454, 4345, 5966, 7505, 8635, 8690, 12403, 14915, 15010, 16511, 17270, 24806, 29830, 32813, 33022, 62015, 65626, 82555, 124030, 136433, 164065, 165110, 235657, 272866, 328130, 471314, 682165, 1178285, 1364330, 2356570, 2592227, 5184454, 12961135, 25922270]

約数ペア:

[(1, 25922270), (2, 12961135), (5, 5184454), (10, 2592227), (11, 2356570), (19, 1364330), (22, 1178285), (38, 682165), (55, 471314), (79, 328130), (95, 272866), (110, 235657), (157, 165110), (158, 164065), (190, 136433), (209, 124030), (314, 82555), (395, 65626), (418, 62015), (785, 33022), (790, 32813), (869, 29830), (1045, 24806), (1501, 17270), (1570, 16511), (1727, 15010), (1738, 14915), (2090, 12403), (2983, 8690), (3002, 8635), (3454, 7505), (4345, 5966)]