67651840

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3147

約数の個数: 72

約数和(自身を含む): 171634680

約数和(自身を除く): 103982840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 3109, 4352, 5440, 6218, 10880, 12436, 15545, 21760, 24872, 31090, 49744, 52853, 62180, 99488, 105706, 124360, 198976, 211412, 248720, 264265, 397952, 422824, 497440, 528530, 795904, 845648, 994880, 1057060, 1691296, 1989760, 2114120, 3382592, 3979520, 4228240, 6765184, 8456480, 13530368, 16912960, 33825920, 67651840]

約数ペア:

[(1, 67651840), (2, 33825920), (4, 16912960), (5, 13530368), (8, 8456480), (10, 6765184), (16, 4228240), (17, 3979520), (20, 3382592), (32, 2114120), (34, 1989760), (40, 1691296), (64, 1057060), (68, 994880), (80, 845648), (85, 795904), (128, 528530), (136, 497440), (160, 422824), (170, 397952), (256, 264265), (272, 248720), (320, 211412), (340, 198976), (544, 124360), (640, 105706), (680, 99488), (1088, 62180), (1280, 52853), (1360, 49744), (2176, 31090), (2720, 24872), (3109, 21760), (4352, 15545), (5440, 12436), (6218, 10880)]