51520600

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 125929440

約数和(自身を除く): 74408840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 61, 82, 100, 103, 122, 164, 200, 205, 206, 244, 305, 328, 410, 412, 488, 515, 610, 820, 824, 1025, 1030, 1220, 1525, 1640, 2050, 2060, 2440, 2501, 2575, 3050, 4100, 4120, 4223, 5002, 5150, 6100, 6283, 8200, 8446, 10004, 10300, 12200, 12505, 12566, 16892, 20008, 20600, 21115, 25010, 25132, 31415, 33784, 42230, 50020, 50264, 62525, 62830, 84460, 100040, 105575, 125050, 125660, 157075, 168920, 211150, 250100, 251320, 257603, 314150, 422300, 500200, 515206, 628300, 844600, 1030412, 1256600, 1288015, 2060824, 2576030, 5152060, 6440075, 10304120, 12880150, 25760300, 51520600]

約数ペア:

[(1, 51520600), (2, 25760300), (4, 12880150), (5, 10304120), (8, 6440075), (10, 5152060), (20, 2576030), (25, 2060824), (40, 1288015), (41, 1256600), (50, 1030412), (61, 844600), (82, 628300), (100, 515206), (103, 500200), (122, 422300), (164, 314150), (200, 257603), (205, 251320), (206, 250100), (244, 211150), (305, 168920), (328, 157075), (410, 125660), (412, 125050), (488, 105575), (515, 100040), (610, 84460), (820, 62830), (824, 62525), (1025, 50264), (1030, 50020), (1220, 42230), (1525, 33784), (1640, 31415), (2050, 25132), (2060, 25010), (2440, 21115), (2501, 20600), (2575, 20008), (3050, 16892), (4100, 12566), (4120, 12505), (4223, 12200), (5002, 10300), (5150, 10004), (6100, 8446), (6283, 8200)]