81958350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 213736320

約数和(自身を除く): 131777970

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 83, 87, 145, 150, 166, 174, 227, 249, 290, 415, 435, 454, 498, 681, 725, 830, 870, 1135, 1245, 1362, 1450, 2075, 2175, 2270, 2407, 2490, 3405, 4150, 4350, 4814, 5675, 6225, 6583, 6810, 7221, 11350, 12035, 12450, 13166, 14442, 17025, 18841, 19749, 24070, 32915, 34050, 36105, 37682, 39498, 56523, 60175, 65830, 72210, 94205, 98745, 113046, 120350, 164575, 180525, 188410, 197490, 282615, 329150, 361050, 471025, 493725, 546389, 565230, 942050, 987450, 1092778, 1413075, 1639167, 2731945, 2826150, 3278334, 5463890, 8195835, 13659725, 16391670, 27319450, 40979175, 81958350]

約数ペア:

[(1, 81958350), (2, 40979175), (3, 27319450), (5, 16391670), (6, 13659725), (10, 8195835), (15, 5463890), (25, 3278334), (29, 2826150), (30, 2731945), (50, 1639167), (58, 1413075), (75, 1092778), (83, 987450), (87, 942050), (145, 565230), (150, 546389), (166, 493725), (174, 471025), (227, 361050), (249, 329150), (290, 282615), (415, 197490), (435, 188410), (454, 180525), (498, 164575), (681, 120350), (725, 113046), (830, 98745), (870, 94205), (1135, 72210), (1245, 65830), (1362, 60175), (1450, 56523), (2075, 39498), (2175, 37682), (2270, 36105), (2407, 34050), (2490, 32915), (3405, 24070), (4150, 19749), (4350, 18841), (4814, 17025), (5675, 14442), (6225, 13166), (6583, 12450), (6810, 12035), (7221, 11350)]