550468100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 1482155136

約数和(自身を除く): 931687036

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 241, 251, 260, 325, 350, 364, 455, 482, 502, 650, 700, 910, 964, 1004, 1205, 1255, 1300, 1687, 1757, 1820, 2275, 2410, 2510, 3133, 3263, 3374, 3514, 4550, 4820, 5020, 6025, 6266, 6275, 6526, 6748, 7028, 8435, 8785, 9100, 12050, 12532, 12550, 13052, 15665, 16315, 16870, 17570, 21931, 22841, 24100, 25100, 31330, 32630, 33740, 35140, 42175, 43862, 43925, 45682, 60491, 62660, 65260, 78325, 81575, 84350, 87724, 87850, 91364, 109655, 114205, 120982, 156650, 163150, 168700, 175700, 219310, 228410, 241964, 302455, 313300, 326300, 423437, 438620, 456820, 548275, 571025, 604910, 786383, 846874, 1096550, 1142050, 1209820, 1512275, 1572766, 1693748, 2117185, 2193100, 2284100, 3024550, 3145532, 3931915, 4234370, 5504681, 6049100, 7863830, 8468740, 10585925, 11009362, 15727660, 19659575, 21171850, 22018724, 27523405, 39319150, 42343700, 55046810, 78638300, 110093620, 137617025, 275234050, 550468100]

約数ペア:

[(1, 550468100), (2, 275234050), (4, 137617025), (5, 110093620), (7, 78638300), (10, 55046810), (13, 42343700), (14, 39319150), (20, 27523405), (25, 22018724), (26, 21171850), (28, 19659575), (35, 15727660), (50, 11009362), (52, 10585925), (65, 8468740), (70, 7863830), (91, 6049100), (100, 5504681), (130, 4234370), (140, 3931915), (175, 3145532), (182, 3024550), (241, 2284100), (251, 2193100), (260, 2117185), (325, 1693748), (350, 1572766), (364, 1512275), (455, 1209820), (482, 1142050), (502, 1096550), (650, 846874), (700, 786383), (910, 604910), (964, 571025), (1004, 548275), (1205, 456820), (1255, 438620), (1300, 423437), (1687, 326300), (1757, 313300), (1820, 302455), (2275, 241964), (2410, 228410), (2510, 219310), (3133, 175700), (3263, 168700), (3374, 163150), (3514, 156650), (4550, 120982), (4820, 114205), (5020, 109655), (6025, 91364), (6266, 87850), (6275, 87724), (6526, 84350), (6748, 81575), (7028, 78325), (8435, 65260), (8785, 62660), (9100, 60491), (12050, 45682), (12532, 43925), (12550, 43862), (13052, 42175), (15665, 35140), (16315, 33740), (16870, 32630), (17570, 31330), (21931, 25100), (22841, 24100)]