25456430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 47814624

約数和(自身を除く): 22358194

約数列:

[1, 2, 5, 10, 43, 53, 86, 106, 215, 265, 430, 530, 1117, 2234, 2279, 4558, 5585, 11170, 11395, 22790, 48031, 59201, 96062, 118402, 240155, 296005, 480310, 592010, 2545643, 5091286, 12728215, 25456430]

約数ペア:

[(1, 25456430), (2, 12728215), (5, 5091286), (10, 2545643), (43, 592010), (53, 480310), (86, 296005), (106, 240155), (215, 118402), (265, 96062), (430, 59201), (530, 48031), (1117, 22790), (2234, 11395), (2279, 11170), (4558, 5585)]