25095808

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 30718592

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 607, 608, 646, 1088, 1214, 1216, 1292, 2176, 2428, 2432, 2584, 4856, 5168, 9712, 10319, 10336, 11533, 19424, 20638, 20672, 23066, 38848, 41276, 41344, 46132, 77696, 82552, 92264, 165104, 184528, 196061, 330208, 369056, 392122, 660416, 738112, 784244, 1320832, 1476224, 1568488, 3136976, 6273952, 12547904, 25095808]

約数ペア:

[(1, 25095808), (2, 12547904), (4, 6273952), (8, 3136976), (16, 1568488), (17, 1476224), (19, 1320832), (32, 784244), (34, 738112), (38, 660416), (64, 392122), (68, 369056), (76, 330208), (128, 196061), (136, 184528), (152, 165104), (272, 92264), (304, 82552), (323, 77696), (544, 46132), (607, 41344), (608, 41276), (646, 38848), (1088, 23066), (1214, 20672), (1216, 20638), (1292, 19424), (2176, 11533), (2428, 10336), (2432, 10319), (2584, 9712), (4856, 5168)]