168112640

素因数分解:

$2^9\times 5^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:797

約数の個数: 80

約数和(自身を含む): 407833272

約数和(自身を除く): 239720632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 512, 640, 677, 776, 970, 1280, 1354, 1552, 1940, 2560, 2708, 3104, 3385, 3880, 5416, 6208, 6770, 7760, 10832, 12416, 13540, 15520, 21664, 24832, 27080, 31040, 43328, 49664, 54160, 62080, 65669, 86656, 108320, 124160, 131338, 173312, 216640, 248320, 262676, 328345, 346624, 433280, 525352, 656690, 866560, 1050704, 1313380, 1733120, 2101408, 2626760, 4202816, 5253520, 8405632, 10507040, 16811264, 21014080, 33622528, 42028160, 84056320, 168112640]

約数ペア:

[(1, 168112640), (2, 84056320), (4, 42028160), (5, 33622528), (8, 21014080), (10, 16811264), (16, 10507040), (20, 8405632), (32, 5253520), (40, 4202816), (64, 2626760), (80, 2101408), (97, 1733120), (128, 1313380), (160, 1050704), (194, 866560), (256, 656690), (320, 525352), (388, 433280), (485, 346624), (512, 328345), (640, 262676), (677, 248320), (776, 216640), (970, 173312), (1280, 131338), (1354, 124160), (1552, 108320), (1940, 86656), (2560, 65669), (2708, 62080), (3104, 54160), (3385, 49664), (3880, 43328), (5416, 31040), (6208, 27080), (6770, 24832), (7760, 21664), (10832, 15520), (12416, 13540)]