25094180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 54538176

約数和(自身を除く): 29443996

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 244, 268, 305, 307, 335, 610, 614, 670, 1220, 1228, 1340, 1535, 3070, 4087, 6140, 8174, 16348, 18727, 20435, 20569, 37454, 40870, 41138, 74908, 81740, 82276, 93635, 102845, 187270, 205690, 374540, 411380, 1254709, 2509418, 5018836, 6273545, 12547090, 25094180]

約数ペア:

[(1, 25094180), (2, 12547090), (4, 6273545), (5, 5018836), (10, 2509418), (20, 1254709), (61, 411380), (67, 374540), (122, 205690), (134, 187270), (244, 102845), (268, 93635), (305, 82276), (307, 81740), (335, 74908), (610, 41138), (614, 40870), (670, 37454), (1220, 20569), (1228, 20435), (1340, 18727), (1535, 16348), (3070, 8174), (4087, 6140)]