25454224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 55790080

約数和(自身を除く): 30335856

約数列:

[1, 2, 4, 8, 16, 19, 31, 37, 38, 62, 73, 74, 76, 124, 146, 148, 152, 248, 292, 296, 304, 496, 584, 589, 592, 703, 1147, 1168, 1178, 1387, 1406, 2263, 2294, 2356, 2701, 2774, 2812, 4526, 4588, 4712, 5402, 5548, 5624, 9052, 9176, 9424, 10804, 11096, 11248, 18104, 18352, 21608, 21793, 22192, 36208, 42997, 43216, 43586, 51319, 83731, 85994, 87172, 102638, 167462, 171988, 174344, 205276, 334924, 343976, 348688, 410552, 669848, 687952, 821104, 1339696, 1590889, 3181778, 6363556, 12727112, 25454224]

約数ペア:

[(1, 25454224), (2, 12727112), (4, 6363556), (8, 3181778), (16, 1590889), (19, 1339696), (31, 821104), (37, 687952), (38, 669848), (62, 410552), (73, 348688), (74, 343976), (76, 334924), (124, 205276), (146, 174344), (148, 171988), (152, 167462), (248, 102638), (292, 87172), (296, 85994), (304, 83731), (496, 51319), (584, 43586), (589, 43216), (592, 42997), (703, 36208), (1147, 22192), (1168, 21793), (1178, 21608), (1387, 18352), (1406, 18104), (2263, 11248), (2294, 11096), (2356, 10804), (2701, 9424), (2774, 9176), (2812, 9052), (4526, 5624), (4588, 5548), (4712, 5402)]