201091340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{929}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 431222400

約数和(自身を除く): 230131060

約数列:

[1, 2, 4, 5, 10, 20, 79, 137, 158, 274, 316, 395, 548, 685, 790, 929, 1370, 1580, 1858, 2740, 3716, 4645, 9290, 10823, 18580, 21646, 43292, 54115, 73391, 108230, 127273, 146782, 216460, 254546, 293564, 366955, 509092, 636365, 733910, 1272730, 1467820, 2545460, 10054567, 20109134, 40218268, 50272835, 100545670, 201091340]

約数ペア:

[(1, 201091340), (2, 100545670), (4, 50272835), (5, 40218268), (10, 20109134), (20, 10054567), (79, 2545460), (137, 1467820), (158, 1272730), (274, 733910), (316, 636365), (395, 509092), (548, 366955), (685, 293564), (790, 254546), (929, 216460), (1370, 146782), (1580, 127273), (1858, 108230), (2740, 73391), (3716, 54115), (4645, 43292), (9290, 21646), (10823, 18580)]