28149550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 63995904

約数和(自身を除く): 35846354

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 127, 130, 143, 155, 254, 275, 286, 310, 325, 341, 403, 550, 635, 650, 682, 715, 775, 806, 1270, 1397, 1430, 1550, 1651, 1705, 2015, 2794, 3175, 3302, 3410, 3575, 3937, 4030, 4433, 6350, 6985, 7150, 7874, 8255, 8525, 8866, 10075, 13970, 16510, 17050, 18161, 19685, 20150, 22165, 34925, 36322, 39370, 41275, 43307, 44330, 51181, 69850, 82550, 86614, 90805, 98425, 102362, 110825, 181610, 196850, 216535, 221650, 255905, 433070, 454025, 511810, 562991, 908050, 1082675, 1125982, 1279525, 2165350, 2559050, 2814955, 5629910, 14074775, 28149550]

約数ペア:

[(1, 28149550), (2, 14074775), (5, 5629910), (10, 2814955), (11, 2559050), (13, 2165350), (22, 1279525), (25, 1125982), (26, 1082675), (31, 908050), (50, 562991), (55, 511810), (62, 454025), (65, 433070), (110, 255905), (127, 221650), (130, 216535), (143, 196850), (155, 181610), (254, 110825), (275, 102362), (286, 98425), (310, 90805), (325, 86614), (341, 82550), (403, 69850), (550, 51181), (635, 44330), (650, 43307), (682, 41275), (715, 39370), (775, 36322), (806, 34925), (1270, 22165), (1397, 20150), (1430, 19685), (1550, 18161), (1651, 17050), (1705, 16510), (2015, 13970), (2794, 10075), (3175, 8866), (3302, 8525), (3410, 8255), (3575, 7874), (3937, 7150), (4030, 6985), (4433, 6350)]