51607985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 73664640

約数和(自身を除く): 22056655

約数列:

[1, 5, 11, 13, 55, 65, 89, 143, 445, 715, 811, 979, 1157, 4055, 4895, 5785, 8921, 10543, 12727, 44605, 52715, 63635, 72179, 115973, 360895, 579865, 793969, 938327, 3969845, 4691635, 10321597, 51607985]

約数ペア:

[(1, 51607985), (5, 10321597), (11, 4691635), (13, 3969845), (55, 938327), (65, 793969), (89, 579865), (143, 360895), (445, 115973), (715, 72179), (811, 63635), (979, 52715), (1157, 44605), (4055, 12727), (4895, 10543), (5785, 8921)]