71213136

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 196219584

約数和(自身を除く): 125006448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 197, 204, 272, 394, 408, 443, 591, 788, 816, 886, 1182, 1329, 1576, 1772, 2364, 2658, 3152, 3349, 3544, 4728, 5316, 6698, 7088, 7531, 9456, 10047, 10632, 13396, 15062, 20094, 21264, 22593, 26792, 30124, 40188, 45186, 53584, 60248, 80376, 87271, 90372, 120496, 160752, 174542, 180744, 261813, 349084, 361488, 523626, 698168, 1047252, 1396336, 1483607, 2094504, 2967214, 4189008, 4450821, 5934428, 8901642, 11868856, 17803284, 23737712, 35606568, 71213136]

約数ペア:

[(1, 71213136), (2, 35606568), (3, 23737712), (4, 17803284), (6, 11868856), (8, 8901642), (12, 5934428), (16, 4450821), (17, 4189008), (24, 2967214), (34, 2094504), (48, 1483607), (51, 1396336), (68, 1047252), (102, 698168), (136, 523626), (197, 361488), (204, 349084), (272, 261813), (394, 180744), (408, 174542), (443, 160752), (591, 120496), (788, 90372), (816, 87271), (886, 80376), (1182, 60248), (1329, 53584), (1576, 45186), (1772, 40188), (2364, 30124), (2658, 26792), (3152, 22593), (3349, 21264), (3544, 20094), (4728, 15062), (5316, 13396), (6698, 10632), (7088, 10047), (7531, 9456)]