81967070

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 149879808

約数和(自身を除く): 67912738

約数列:

[1, 2, 5, 10, 127, 233, 254, 277, 466, 554, 635, 1165, 1270, 1385, 2330, 2770, 29591, 35179, 59182, 64541, 70358, 129082, 147955, 175895, 295910, 322705, 351790, 645410, 8196707, 16393414, 40983535, 81967070]

約数ペア:

[(1, 81967070), (2, 40983535), (5, 16393414), (10, 8196707), (127, 645410), (233, 351790), (254, 322705), (277, 295910), (466, 175895), (554, 147955), (635, 129082), (1165, 70358), (1270, 64541), (1385, 59182), (2330, 35179), (2770, 29591)]