25387648

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 63403200

約数和(自身を除く): 38015552

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 73, 76, 88, 104, 128, 143, 146, 152, 176, 208, 209, 247, 286, 292, 304, 352, 416, 418, 494, 572, 584, 608, 704, 803, 832, 836, 949, 988, 1144, 1168, 1216, 1387, 1408, 1606, 1664, 1672, 1898, 1976, 2288, 2336, 2432, 2717, 2774, 3212, 3344, 3796, 3952, 4576, 4672, 5434, 5548, 6424, 6688, 7592, 7904, 9152, 9344, 10439, 10868, 11096, 12848, 13376, 15184, 15257, 15808, 18031, 18304, 20878, 21736, 22192, 25696, 26752, 30368, 30514, 31616, 36062, 41756, 43472, 44384, 51392, 60736, 61028, 72124, 83512, 86944, 88768, 102784, 121472, 122056, 144248, 167024, 173888, 177536, 198341, 244112, 288496, 334048, 347776, 396682, 488224, 576992, 668096, 793364, 976448, 1153984, 1336192, 1586728, 1952896, 2307968, 3173456, 6346912, 12693824, 25387648]

約数ペア:

[(1, 25387648), (2, 12693824), (4, 6346912), (8, 3173456), (11, 2307968), (13, 1952896), (16, 1586728), (19, 1336192), (22, 1153984), (26, 976448), (32, 793364), (38, 668096), (44, 576992), (52, 488224), (64, 396682), (73, 347776), (76, 334048), (88, 288496), (104, 244112), (128, 198341), (143, 177536), (146, 173888), (152, 167024), (176, 144248), (208, 122056), (209, 121472), (247, 102784), (286, 88768), (292, 86944), (304, 83512), (352, 72124), (416, 61028), (418, 60736), (494, 51392), (572, 44384), (584, 43472), (608, 41756), (704, 36062), (803, 31616), (832, 30514), (836, 30368), (949, 26752), (988, 25696), (1144, 22192), (1168, 21736), (1216, 20878), (1387, 18304), (1408, 18031), (1606, 15808), (1664, 15257), (1672, 15184), (1898, 13376), (1976, 12848), (2288, 11096), (2336, 10868), (2432, 10439), (2717, 9344), (2774, 9152), (3212, 7904), (3344, 7592), (3796, 6688), (3952, 6424), (4576, 5548), (4672, 5434)]