72738100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 164161368

約数和(自身を除く): 91423268

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 113, 157, 164, 205, 226, 314, 410, 452, 565, 628, 785, 820, 1025, 1130, 1570, 2050, 2260, 2825, 3140, 3925, 4100, 4633, 5650, 6437, 7850, 9266, 11300, 12874, 15700, 17741, 18532, 23165, 25748, 32185, 35482, 46330, 64370, 70964, 88705, 92660, 115825, 128740, 160925, 177410, 231650, 321850, 354820, 443525, 463300, 643700, 727381, 887050, 1454762, 1774100, 2909524, 3636905, 7273810, 14547620, 18184525, 36369050, 72738100]

約数ペア:

[(1, 72738100), (2, 36369050), (4, 18184525), (5, 14547620), (10, 7273810), (20, 3636905), (25, 2909524), (41, 1774100), (50, 1454762), (82, 887050), (100, 727381), (113, 643700), (157, 463300), (164, 443525), (205, 354820), (226, 321850), (314, 231650), (410, 177410), (452, 160925), (565, 128740), (628, 115825), (785, 92660), (820, 88705), (1025, 70964), (1130, 64370), (1570, 46330), (2050, 35482), (2260, 32185), (2825, 25748), (3140, 23165), (3925, 18532), (4100, 17741), (4633, 15700), (5650, 12874), (6437, 11300), (7850, 9266)]