12565527860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{78623}}^1$

素因数の和:78824

約数の個数: 48

約数和(自身を含む): 27025270272

約数和(自身を除く): 14459742412

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 131, 244, 262, 305, 524, 610, 655, 1220, 1310, 2620, 7991, 15982, 31964, 39955, 78623, 79910, 157246, 159820, 314492, 393115, 786230, 1572460, 4796003, 9592006, 10299613, 19184012, 20599226, 23980015, 41198452, 47960030, 51498065, 95920060, 102996130, 205992260, 628276393, 1256552786, 2513105572, 3141381965, 6282763930, 12565527860]

約数ペア:

[(1, 12565527860), (2, 6282763930), (4, 3141381965), (5, 2513105572), (10, 1256552786), (20, 628276393), (61, 205992260), (122, 102996130), (131, 95920060), (244, 51498065), (262, 47960030), (305, 41198452), (524, 23980015), (610, 20599226), (655, 19184012), (1220, 10299613), (1310, 9592006), (2620, 4796003), (7991, 1572460), (15982, 786230), (31964, 393115), (39955, 314492), (78623, 159820), (79910, 157246)]