201087620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 459841536

約数和(自身を除く): 258753916

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 71, 92, 94, 115, 131, 142, 188, 230, 235, 262, 284, 355, 460, 470, 524, 655, 710, 940, 1081, 1310, 1420, 1633, 2162, 2620, 3013, 3266, 3337, 4324, 5405, 6026, 6157, 6532, 6674, 8165, 9301, 10810, 12052, 12314, 13348, 15065, 16330, 16685, 18602, 21620, 24628, 30130, 30785, 32660, 33370, 37204, 46505, 60260, 61570, 66740, 76751, 93010, 123140, 141611, 153502, 186020, 213923, 283222, 307004, 383755, 427846, 437147, 566444, 708055, 767510, 855692, 874294, 1069615, 1416110, 1535020, 1748588, 2139230, 2185735, 2832220, 4278460, 4371470, 8742940, 10054381, 20108762, 40217524, 50271905, 100543810, 201087620]

約数ペア:

[(1, 201087620), (2, 100543810), (4, 50271905), (5, 40217524), (10, 20108762), (20, 10054381), (23, 8742940), (46, 4371470), (47, 4278460), (71, 2832220), (92, 2185735), (94, 2139230), (115, 1748588), (131, 1535020), (142, 1416110), (188, 1069615), (230, 874294), (235, 855692), (262, 767510), (284, 708055), (355, 566444), (460, 437147), (470, 427846), (524, 383755), (655, 307004), (710, 283222), (940, 213923), (1081, 186020), (1310, 153502), (1420, 141611), (1633, 123140), (2162, 93010), (2620, 76751), (3013, 66740), (3266, 61570), (3337, 60260), (4324, 46505), (5405, 37204), (6026, 33370), (6157, 32660), (6532, 30785), (6674, 30130), (8165, 24628), (9301, 21620), (10810, 18602), (12052, 16685), (12314, 16330), (13348, 15065)]