81753390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47809}}^1$

素因数の和:47841

約数の個数: 48

約数和(自身を含む): 223750800

約数和(自身を除く): 141997410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47809, 95618, 143427, 239045, 286854, 430281, 478090, 717135, 860562, 908371, 1434270, 1816742, 2151405, 2725113, 4302810, 4541855, 5450226, 8175339, 9083710, 13625565, 16350678, 27251130, 40876695, 81753390]

約数ペア:

[(1, 81753390), (2, 40876695), (3, 27251130), (5, 16350678), (6, 13625565), (9, 9083710), (10, 8175339), (15, 5450226), (18, 4541855), (19, 4302810), (30, 2725113), (38, 2151405), (45, 1816742), (57, 1434270), (90, 908371), (95, 860562), (114, 717135), (171, 478090), (190, 430281), (285, 286854), (342, 239045), (570, 143427), (855, 95618), (1710, 47809)]