51917890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 96526080

約数和(自身を除く): 44608190

約数列:

[1, 2, 5, 10, 41, 82, 139, 205, 278, 410, 695, 911, 1390, 1822, 4555, 5699, 9110, 11398, 28495, 37351, 56990, 74702, 126629, 186755, 253258, 373510, 633145, 1266290, 5191789, 10383578, 25958945, 51917890]

約数ペア:

[(1, 51917890), (2, 25958945), (5, 10383578), (10, 5191789), (41, 1266290), (82, 633145), (139, 373510), (205, 253258), (278, 186755), (410, 126629), (695, 74702), (911, 56990), (1390, 37351), (1822, 28495), (4555, 11398), (5699, 9110)]