49511020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 112670208

約数和(自身を除く): 63159188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 955, 997, 1910, 1994, 2483, 3820, 3988, 4966, 4985, 9932, 9970, 12415, 12961, 19940, 24830, 25922, 49660, 51844, 64805, 129610, 190427, 259220, 380854, 761708, 952135, 1904270, 2475551, 3808540, 4951102, 9902204, 12377755, 24755510, 49511020]

約数ペア:

[(1, 49511020), (2, 24755510), (4, 12377755), (5, 9902204), (10, 4951102), (13, 3808540), (20, 2475551), (26, 1904270), (52, 952135), (65, 761708), (130, 380854), (191, 259220), (260, 190427), (382, 129610), (764, 64805), (955, 51844), (997, 49660), (1910, 25922), (1994, 24830), (2483, 19940), (3820, 12961), (3988, 12415), (4966, 9970), (4985, 9932)]