25653740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 66576384

約数和(自身を除く): 40922644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 257, 310, 322, 434, 460, 514, 620, 644, 713, 805, 868, 1028, 1085, 1285, 1426, 1610, 1799, 2170, 2570, 2852, 3220, 3565, 3598, 4340, 4991, 5140, 5911, 7130, 7196, 7967, 8995, 9982, 11822, 14260, 15934, 17990, 19964, 23644, 24955, 29555, 31868, 35980, 39835, 41377, 49910, 55769, 59110, 79670, 82754, 99820, 111538, 118220, 159340, 165508, 183241, 206885, 223076, 278845, 366482, 413770, 557690, 732964, 827540, 916205, 1115380, 1282687, 1832410, 2565374, 3664820, 5130748, 6413435, 12826870, 25653740]

約数ペア:

[(1, 25653740), (2, 12826870), (4, 6413435), (5, 5130748), (7, 3664820), (10, 2565374), (14, 1832410), (20, 1282687), (23, 1115380), (28, 916205), (31, 827540), (35, 732964), (46, 557690), (62, 413770), (70, 366482), (92, 278845), (115, 223076), (124, 206885), (140, 183241), (155, 165508), (161, 159340), (217, 118220), (230, 111538), (257, 99820), (310, 82754), (322, 79670), (434, 59110), (460, 55769), (514, 49910), (620, 41377), (644, 39835), (713, 35980), (805, 31868), (868, 29555), (1028, 24955), (1085, 23644), (1285, 19964), (1426, 17990), (1610, 15934), (1799, 14260), (2170, 11822), (2570, 9982), (2852, 8995), (3220, 7967), (3565, 7196), (3598, 7130), (4340, 5911), (4991, 5140)]