82069760

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 198909816

約数和(自身を除く): 116840056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 661, 776, 970, 1280, 1322, 1552, 1940, 2644, 3104, 3305, 3880, 5288, 6208, 6610, 7760, 10576, 12416, 13220, 15520, 21152, 24832, 26440, 31040, 42304, 52880, 62080, 64117, 84608, 105760, 124160, 128234, 169216, 211520, 256468, 320585, 423040, 512936, 641170, 846080, 1025872, 1282340, 2051744, 2564680, 4103488, 5129360, 8206976, 10258720, 16413952, 20517440, 41034880, 82069760]

約数ペア:

[(1, 82069760), (2, 41034880), (4, 20517440), (5, 16413952), (8, 10258720), (10, 8206976), (16, 5129360), (20, 4103488), (32, 2564680), (40, 2051744), (64, 1282340), (80, 1025872), (97, 846080), (128, 641170), (160, 512936), (194, 423040), (256, 320585), (320, 256468), (388, 211520), (485, 169216), (640, 128234), (661, 124160), (776, 105760), (970, 84608), (1280, 64117), (1322, 62080), (1552, 52880), (1940, 42304), (2644, 31040), (3104, 26440), (3305, 24832), (3880, 21152), (5288, 15520), (6208, 13220), (6610, 12416), (7760, 10576)]