56287160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 130183200

約数和(自身を除く): 73896040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 97, 163, 178, 194, 326, 356, 388, 445, 485, 652, 712, 776, 815, 890, 970, 1304, 1630, 1780, 1940, 3260, 3560, 3880, 6520, 8633, 14507, 15811, 17266, 29014, 31622, 34532, 43165, 58028, 63244, 69064, 72535, 79055, 86330, 116056, 126488, 145070, 158110, 172660, 290140, 316220, 345320, 580280, 632440, 1407179, 2814358, 5628716, 7035895, 11257432, 14071790, 28143580, 56287160]

約数ペア:

[(1, 56287160), (2, 28143580), (4, 14071790), (5, 11257432), (8, 7035895), (10, 5628716), (20, 2814358), (40, 1407179), (89, 632440), (97, 580280), (163, 345320), (178, 316220), (194, 290140), (326, 172660), (356, 158110), (388, 145070), (445, 126488), (485, 116056), (652, 86330), (712, 79055), (776, 72535), (815, 69064), (890, 63244), (970, 58028), (1304, 43165), (1630, 34532), (1780, 31622), (1940, 29014), (3260, 17266), (3560, 15811), (3880, 14507), (6520, 8633)]