20163480090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{205981}}^1$

素因数の和:206255

約数の個数: 64

約数和(自身を含む): 52322723712

約数和(自身を除く): 32159243622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 251, 390, 502, 753, 1255, 1506, 2510, 3263, 3765, 6526, 7530, 9789, 16315, 19578, 32630, 48945, 97890, 205981, 411962, 617943, 1029905, 1235886, 2059810, 2677753, 3089715, 5355506, 6179430, 8033259, 13388765, 16066518, 26777530, 40166295, 51701231, 80332590, 103402462, 155103693, 258506155, 310207386, 517012310, 672116003, 775518465, 1344232006, 1551036930, 2016348009, 3360580015, 4032696018, 6721160030, 10081740045, 20163480090]

約数ペア:

[(1, 20163480090), (2, 10081740045), (3, 6721160030), (5, 4032696018), (6, 3360580015), (10, 2016348009), (13, 1551036930), (15, 1344232006), (26, 775518465), (30, 672116003), (39, 517012310), (65, 310207386), (78, 258506155), (130, 155103693), (195, 103402462), (251, 80332590), (390, 51701231), (502, 40166295), (753, 26777530), (1255, 16066518), (1506, 13388765), (2510, 8033259), (3263, 6179430), (3765, 5355506), (6526, 3089715), (7530, 2677753), (9789, 2059810), (16315, 1235886), (19578, 1029905), (32630, 617943), (48945, 411962), (97890, 205981)]