64085860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 142813440

約数和(自身を除く): 78727580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1231, 1370, 2462, 2603, 2740, 4924, 5206, 6155, 10412, 12310, 13015, 23389, 24620, 26030, 46778, 52060, 93556, 116945, 168647, 233890, 337294, 467780, 674588, 843235, 1686470, 3204293, 3372940, 6408586, 12817172, 16021465, 32042930, 64085860]

約数ペア:

[(1, 64085860), (2, 32042930), (4, 16021465), (5, 12817172), (10, 6408586), (19, 3372940), (20, 3204293), (38, 1686470), (76, 843235), (95, 674588), (137, 467780), (190, 337294), (274, 233890), (380, 168647), (548, 116945), (685, 93556), (1231, 52060), (1370, 46778), (2462, 26030), (2603, 24620), (2740, 23389), (4924, 13015), (5206, 12310), (6155, 10412)]