72199040

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1163}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 174530160

約数和(自身を除く): 102331120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1163, 1552, 1940, 2326, 3104, 3880, 4652, 5815, 6208, 7760, 9304, 11630, 12416, 15520, 18608, 23260, 31040, 37216, 46520, 62080, 74432, 93040, 112811, 148864, 186080, 225622, 372160, 451244, 564055, 744320, 902488, 1128110, 1804976, 2256220, 3609952, 4512440, 7219904, 9024880, 14439808, 18049760, 36099520, 72199040]

約数ペア:

[(1, 72199040), (2, 36099520), (4, 18049760), (5, 14439808), (8, 9024880), (10, 7219904), (16, 4512440), (20, 3609952), (32, 2256220), (40, 1804976), (64, 1128110), (80, 902488), (97, 744320), (128, 564055), (160, 451244), (194, 372160), (320, 225622), (388, 186080), (485, 148864), (640, 112811), (776, 93040), (970, 74432), (1163, 62080), (1552, 46520), (1940, 37216), (2326, 31040), (3104, 23260), (3880, 18608), (4652, 15520), (5815, 12416), (6208, 11630), (7760, 9304)]