25329044

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 48652380

約数和(自身を除く): 23323336

約数列:

[1, 2, 4, 13, 26, 52, 89, 169, 178, 338, 356, 421, 676, 842, 1157, 1684, 2314, 4628, 5473, 10946, 15041, 21892, 30082, 37469, 60164, 71149, 74938, 142298, 149876, 284596, 487097, 974194, 1948388, 6332261, 12664522, 25329044]

約数ペア:

[(1, 25329044), (2, 12664522), (4, 6332261), (13, 1948388), (26, 974194), (52, 487097), (89, 284596), (169, 149876), (178, 142298), (338, 74938), (356, 71149), (421, 60164), (676, 37469), (842, 30082), (1157, 21892), (1684, 15041), (2314, 10946), (4628, 5473)]