83662720

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2223

約数の個数: 64

約数和(自身を含む): 203379840

約数和(自身を除く): 119717120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2143, 2440, 3904, 4286, 4880, 7808, 8572, 9760, 10715, 17144, 19520, 21430, 34288, 39040, 42860, 68576, 85720, 130723, 137152, 171440, 261446, 274304, 342880, 522892, 653615, 685760, 1045784, 1307230, 1371520, 2091568, 2614460, 4183136, 5228920, 8366272, 10457840, 16732544, 20915680, 41831360, 83662720]

約数ペア:

[(1, 83662720), (2, 41831360), (4, 20915680), (5, 16732544), (8, 10457840), (10, 8366272), (16, 5228920), (20, 4183136), (32, 2614460), (40, 2091568), (61, 1371520), (64, 1307230), (80, 1045784), (122, 685760), (128, 653615), (160, 522892), (244, 342880), (305, 274304), (320, 261446), (488, 171440), (610, 137152), (640, 130723), (976, 85720), (1220, 68576), (1952, 42860), (2143, 39040), (2440, 34288), (3904, 21430), (4286, 19520), (4880, 17144), (7808, 10715), (8572, 9760)]