25607480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 60186240

約数和(自身を除く): 34578760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 257, 265, 376, 424, 470, 514, 530, 940, 1028, 1060, 1285, 1880, 2056, 2120, 2491, 2570, 4982, 5140, 9964, 10280, 12079, 12455, 13621, 19928, 24158, 24910, 27242, 48316, 49820, 54484, 60395, 68105, 96632, 99640, 108968, 120790, 136210, 241580, 272420, 483160, 544840, 640187, 1280374, 2560748, 3200935, 5121496, 6401870, 12803740, 25607480]

約数ペア:

[(1, 25607480), (2, 12803740), (4, 6401870), (5, 5121496), (8, 3200935), (10, 2560748), (20, 1280374), (40, 640187), (47, 544840), (53, 483160), (94, 272420), (106, 241580), (188, 136210), (212, 120790), (235, 108968), (257, 99640), (265, 96632), (376, 68105), (424, 60395), (470, 54484), (514, 49820), (530, 48316), (940, 27242), (1028, 24910), (1060, 24158), (1285, 19928), (1880, 13621), (2056, 12455), (2120, 12079), (2491, 10280), (2570, 9964), (4982, 5140)]