202704815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 258508800

約数和(自身を除く): 55803985

約数列:

[1, 5, 31, 67, 131, 149, 155, 335, 655, 745, 2077, 4061, 4619, 8777, 9983, 10385, 19519, 20305, 23095, 43885, 49915, 97595, 272087, 309473, 605089, 1307773, 1360435, 1547365, 3025445, 6538865, 40540963, 202704815]

約数ペア:

[(1, 202704815), (5, 40540963), (31, 6538865), (67, 3025445), (131, 1547365), (149, 1360435), (155, 1307773), (335, 605089), (655, 309473), (745, 272087), (2077, 97595), (4061, 49915), (4619, 43885), (8777, 23095), (9983, 20305), (10385, 19519)]