103221760

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 80

約数和(自身を含む): 251928072

約数和(自身を除く): 148706312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 661, 976, 1220, 1280, 1322, 1952, 2440, 2560, 2644, 3305, 3904, 4880, 5288, 6610, 7808, 9760, 10576, 13220, 15616, 19520, 21152, 26440, 31232, 39040, 40321, 42304, 52880, 78080, 80642, 84608, 105760, 156160, 161284, 169216, 201605, 211520, 322568, 338432, 403210, 423040, 645136, 806420, 846080, 1290272, 1612840, 1692160, 2580544, 3225680, 5161088, 6451360, 10322176, 12902720, 20644352, 25805440, 51610880, 103221760]

約数ペア:

[(1, 103221760), (2, 51610880), (4, 25805440), (5, 20644352), (8, 12902720), (10, 10322176), (16, 6451360), (20, 5161088), (32, 3225680), (40, 2580544), (61, 1692160), (64, 1612840), (80, 1290272), (122, 846080), (128, 806420), (160, 645136), (244, 423040), (256, 403210), (305, 338432), (320, 322568), (488, 211520), (512, 201605), (610, 169216), (640, 161284), (661, 156160), (976, 105760), (1220, 84608), (1280, 80642), (1322, 78080), (1952, 52880), (2440, 42304), (2560, 40321), (2644, 39040), (3305, 31232), (3904, 26440), (4880, 21152), (5288, 19520), (6610, 15616), (7808, 13220), (9760, 10576)]