88136140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 188776224

約数和(自身を除く): 100640084

約数列:

[1, 2, 4, 5, 10, 20, 97, 181, 194, 251, 362, 388, 485, 502, 724, 905, 970, 1004, 1255, 1810, 1940, 2510, 3620, 5020, 17557, 24347, 35114, 45431, 48694, 70228, 87785, 90862, 97388, 121735, 175570, 181724, 227155, 243470, 351140, 454310, 486940, 908620, 4406807, 8813614, 17627228, 22034035, 44068070, 88136140]

約数ペア:

[(1, 88136140), (2, 44068070), (4, 22034035), (5, 17627228), (10, 8813614), (20, 4406807), (97, 908620), (181, 486940), (194, 454310), (251, 351140), (362, 243470), (388, 227155), (485, 181724), (502, 175570), (724, 121735), (905, 97388), (970, 90862), (1004, 87785), (1255, 70228), (1810, 48694), (1940, 45431), (2510, 35114), (3620, 24347), (5020, 17557)]