850702930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 1991983104

約数和(自身を除く): 1141280174

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 157, 217, 227, 310, 314, 341, 385, 434, 454, 682, 770, 785, 1085, 1099, 1135, 1570, 1589, 1705, 1727, 2170, 2198, 2270, 2387, 2497, 3178, 3410, 3454, 4774, 4867, 4994, 5495, 7037, 7945, 8635, 9734, 10990, 11935, 12089, 12485, 14074, 15890, 17270, 17479, 23870, 24178, 24335, 24970, 34069, 34958, 35185, 35639, 48670, 49259, 53537, 60445, 68138, 70370, 71278, 77407, 87395, 98518, 107074, 120890, 154814, 170345, 174790, 178195, 246295, 249473, 267685, 340690, 356390, 374759, 387035, 392029, 492590, 498946, 535370, 541849, 749518, 774070, 784058, 1083698, 1104809, 1247365, 1873795, 1960145, 2209618, 2494730, 2709245, 2744203, 3747590, 3920290, 5418490, 5488406, 5524045, 7733663, 11048090, 12152899, 13721015, 15467326, 24305798, 27442030, 38668315, 60764495, 77336630, 85070293, 121528990, 170140586, 425351465, 850702930]

約数ペア:

[(1, 850702930), (2, 425351465), (5, 170140586), (7, 121528990), (10, 85070293), (11, 77336630), (14, 60764495), (22, 38668315), (31, 27442030), (35, 24305798), (55, 15467326), (62, 13721015), (70, 12152899), (77, 11048090), (110, 7733663), (154, 5524045), (155, 5488406), (157, 5418490), (217, 3920290), (227, 3747590), (310, 2744203), (314, 2709245), (341, 2494730), (385, 2209618), (434, 1960145), (454, 1873795), (682, 1247365), (770, 1104809), (785, 1083698), (1085, 784058), (1099, 774070), (1135, 749518), (1570, 541849), (1589, 535370), (1705, 498946), (1727, 492590), (2170, 392029), (2198, 387035), (2270, 374759), (2387, 356390), (2497, 340690), (3178, 267685), (3410, 249473), (3454, 246295), (4774, 178195), (4867, 174790), (4994, 170345), (5495, 154814), (7037, 120890), (7945, 107074), (8635, 98518), (9734, 87395), (10990, 77407), (11935, 71278), (12089, 70370), (12485, 68138), (14074, 60445), (15890, 53537), (17270, 49259), (17479, 48670), (23870, 35639), (24178, 35185), (24335, 34958), (24970, 34069)]