195019825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7793}}^1$

素因数の和:7834

約数の個数: 48

約数和(自身を含む): 324729216

約数和(自身を除く): 129709391

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 7793, 25025, 38965, 54551, 85723, 101309, 194825, 272755, 428615, 506545, 600061, 709163, 1114399, 1363775, 2143075, 2532725, 3000305, 3545815, 5571995, 7800793, 15001525, 17729075, 27859975, 39003965, 195019825]

約数ペア:

[(1, 195019825), (5, 39003965), (7, 27859975), (11, 17729075), (13, 15001525), (25, 7800793), (35, 5571995), (55, 3545815), (65, 3000305), (77, 2532725), (91, 2143075), (143, 1363775), (175, 1114399), (275, 709163), (325, 600061), (385, 506545), (455, 428615), (715, 272755), (1001, 194825), (1925, 101309), (2275, 85723), (3575, 54551), (5005, 38965), (7793, 25025)]