71622590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 148055040

約数和(自身を除く): 76432450

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 107, 130, 190, 214, 247, 271, 494, 535, 542, 1070, 1235, 1355, 1391, 2033, 2470, 2710, 2782, 3523, 4066, 5149, 6955, 7046, 10165, 10298, 13910, 17615, 20330, 25745, 26429, 28997, 35230, 51490, 52858, 57994, 66937, 132145, 133874, 144985, 264290, 289970, 334685, 376961, 550943, 669370, 753922, 1101886, 1884805, 2754715, 3769610, 5509430, 7162259, 14324518, 35811295, 71622590]

約数ペア:

[(1, 71622590), (2, 35811295), (5, 14324518), (10, 7162259), (13, 5509430), (19, 3769610), (26, 2754715), (38, 1884805), (65, 1101886), (95, 753922), (107, 669370), (130, 550943), (190, 376961), (214, 334685), (247, 289970), (271, 264290), (494, 144985), (535, 133874), (542, 132145), (1070, 66937), (1235, 57994), (1355, 52858), (1391, 51490), (2033, 35230), (2470, 28997), (2710, 26429), (2782, 25745), (3523, 20330), (4066, 17615), (5149, 13910), (6955, 10298), (7046, 10165)]