26252980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2729}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 60999120

約数和(自身を除く): 34746140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2729, 4810, 5458, 9620, 10916, 13645, 27290, 35477, 54580, 70954, 100973, 141908, 177385, 201946, 354770, 403892, 504865, 709540, 1009730, 1312649, 2019460, 2625298, 5250596, 6563245, 13126490, 26252980]

約数ペア:

[(1, 26252980), (2, 13126490), (4, 6563245), (5, 5250596), (10, 2625298), (13, 2019460), (20, 1312649), (26, 1009730), (37, 709540), (52, 504865), (65, 403892), (74, 354770), (130, 201946), (148, 177385), (185, 141908), (260, 100973), (370, 70954), (481, 54580), (740, 35477), (962, 27290), (1924, 13645), (2405, 10916), (2729, 9620), (4810, 5458)]