201022445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1489}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 272348160

約数和(自身を除く): 71325715

約数列:

[1, 5, 13, 31, 65, 67, 155, 335, 403, 871, 1489, 2015, 2077, 4355, 7445, 10385, 19357, 27001, 46159, 96785, 99763, 135005, 230795, 498815, 600067, 1296919, 3000335, 3092653, 6484595, 15463265, 40204489, 201022445]

約数ペア:

[(1, 201022445), (5, 40204489), (13, 15463265), (31, 6484595), (65, 3092653), (67, 3000335), (155, 1296919), (335, 600067), (403, 498815), (871, 230795), (1489, 135005), (2015, 99763), (2077, 96785), (4355, 46159), (7445, 27001), (10385, 19357)]