16100990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 29808000

約数和(自身を除く): 13707010

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 229, 395, 445, 458, 790, 890, 1145, 2290, 7031, 14062, 18091, 20381, 35155, 36182, 40762, 70310, 90455, 101905, 180910, 203810, 1610099, 3220198, 8050495, 16100990]

約数ペア:

[(1, 16100990), (2, 8050495), (5, 3220198), (10, 1610099), (79, 203810), (89, 180910), (158, 101905), (178, 90455), (229, 70310), (395, 40762), (445, 36182), (458, 35155), (790, 20381), (890, 18091), (1145, 14062), (2290, 7031)]