91000364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 202013280

約数和(自身を除く): 111012916

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 89, 91, 106, 178, 182, 212, 356, 364, 371, 623, 689, 742, 1157, 1246, 1378, 1484, 2314, 2492, 2756, 2809, 4628, 4717, 4823, 5618, 8099, 9434, 9646, 11236, 16198, 18868, 19292, 19663, 32396, 33019, 36517, 39326, 61321, 66038, 73034, 78652, 122642, 132076, 146068, 245284, 250001, 255619, 429247, 500002, 511238, 858494, 1000004, 1022476, 1716988, 1750007, 3250013, 3500014, 6500026, 7000028, 13000052, 22750091, 45500182, 91000364]

約数ペア:

[(1, 91000364), (2, 45500182), (4, 22750091), (7, 13000052), (13, 7000028), (14, 6500026), (26, 3500014), (28, 3250013), (52, 1750007), (53, 1716988), (89, 1022476), (91, 1000004), (106, 858494), (178, 511238), (182, 500002), (212, 429247), (356, 255619), (364, 250001), (371, 245284), (623, 146068), (689, 132076), (742, 122642), (1157, 78652), (1246, 73034), (1378, 66038), (1484, 61321), (2314, 39326), (2492, 36517), (2756, 33019), (2809, 32396), (4628, 19663), (4717, 19292), (4823, 18868), (5618, 16198), (8099, 11236), (9434, 9646)]