25784928

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 80904096

約数和(自身を除く): 55119168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 71, 72, 78, 96, 97, 104, 117, 142, 144, 156, 194, 208, 213, 234, 284, 288, 291, 312, 388, 416, 426, 468, 568, 582, 624, 639, 776, 852, 873, 923, 936, 1136, 1164, 1248, 1261, 1278, 1552, 1704, 1746, 1846, 1872, 2272, 2328, 2522, 2556, 2769, 3104, 3408, 3492, 3692, 3744, 3783, 4656, 5044, 5112, 5538, 6816, 6887, 6984, 7384, 7566, 8307, 9312, 10088, 10224, 11076, 11349, 13774, 13968, 14768, 15132, 16614, 20176, 20448, 20661, 22152, 22698, 27548, 27936, 29536, 30264, 33228, 40352, 41322, 44304, 45396, 55096, 60528, 61983, 66456, 82644, 88608, 89531, 90792, 110192, 121056, 123966, 132912, 165288, 179062, 181584, 220384, 247932, 265824, 268593, 330576, 358124, 363168, 495864, 537186, 661152, 716248, 805779, 991728, 1074372, 1432496, 1611558, 1983456, 2148744, 2864992, 3223116, 4297488, 6446232, 8594976, 12892464, 25784928]

約数ペア:

[(1, 25784928), (2, 12892464), (3, 8594976), (4, 6446232), (6, 4297488), (8, 3223116), (9, 2864992), (12, 2148744), (13, 1983456), (16, 1611558), (18, 1432496), (24, 1074372), (26, 991728), (32, 805779), (36, 716248), (39, 661152), (48, 537186), (52, 495864), (71, 363168), (72, 358124), (78, 330576), (96, 268593), (97, 265824), (104, 247932), (117, 220384), (142, 181584), (144, 179062), (156, 165288), (194, 132912), (208, 123966), (213, 121056), (234, 110192), (284, 90792), (288, 89531), (291, 88608), (312, 82644), (388, 66456), (416, 61983), (426, 60528), (468, 55096), (568, 45396), (582, 44304), (624, 41322), (639, 40352), (776, 33228), (852, 30264), (873, 29536), (923, 27936), (936, 27548), (1136, 22698), (1164, 22152), (1248, 20661), (1261, 20448), (1278, 20176), (1552, 16614), (1704, 15132), (1746, 14768), (1846, 13968), (1872, 13774), (2272, 11349), (2328, 11076), (2522, 10224), (2556, 10088), (2769, 9312), (3104, 8307), (3408, 7566), (3492, 7384), (3692, 6984), (3744, 6887), (3783, 6816), (4656, 5538), (5044, 5112)]