725166670

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{18743}}^1$

素因数の和:18876

約数の個数: 32

約数和(自身を含む): 1348218432

約数和(自身を除く): 623051762

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 3869, 7738, 18743, 19345, 37486, 38690, 93715, 187430, 993379, 1368239, 1986758, 2736478, 4966895, 6841195, 9933790, 13682390, 72516667, 145033334, 362583335, 725166670]

約数ペア:

[(1, 725166670), (2, 362583335), (5, 145033334), (10, 72516667), (53, 13682390), (73, 9933790), (106, 6841195), (146, 4966895), (265, 2736478), (365, 1986758), (530, 1368239), (730, 993379), (3869, 187430), (7738, 93715), (18743, 38690), (19345, 37486)]