25138960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 180

約数和(自身を含む): 76143564

約数和(自身を除く): 51004604

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 53, 55, 56, 70, 77, 80, 88, 98, 106, 110, 112, 121, 140, 154, 176, 196, 212, 220, 242, 245, 265, 280, 308, 371, 385, 392, 424, 440, 484, 490, 530, 539, 560, 583, 605, 616, 742, 770, 784, 847, 848, 880, 968, 980, 1060, 1078, 1166, 1210, 1232, 1484, 1540, 1694, 1855, 1936, 1960, 2120, 2156, 2332, 2420, 2597, 2695, 2915, 2968, 3080, 3388, 3710, 3920, 4081, 4235, 4240, 4312, 4664, 4840, 5194, 5390, 5830, 5929, 5936, 6160, 6413, 6776, 7420, 8162, 8470, 8624, 9328, 9680, 10388, 10780, 11660, 11858, 12826, 12985, 13552, 14840, 16324, 16940, 20405, 20776, 21560, 23320, 23716, 25652, 25970, 28567, 29645, 29680, 32065, 32648, 33880, 40810, 41552, 43120, 44891, 46640, 47432, 51304, 51940, 57134, 59290, 64130, 65296, 67760, 81620, 89782, 94864, 102608, 103880, 114268, 118580, 128260, 142835, 163240, 179564, 207760, 224455, 228536, 237160, 256520, 285670, 314237, 326480, 359128, 448910, 457072, 474320, 513040, 571340, 628474, 718256, 897820, 1142680, 1256948, 1571185, 1795640, 2285360, 2513896, 3142370, 3591280, 5027792, 6284740, 12569480, 25138960]

約数ペア:

[(1, 25138960), (2, 12569480), (4, 6284740), (5, 5027792), (7, 3591280), (8, 3142370), (10, 2513896), (11, 2285360), (14, 1795640), (16, 1571185), (20, 1256948), (22, 1142680), (28, 897820), (35, 718256), (40, 628474), (44, 571340), (49, 513040), (53, 474320), (55, 457072), (56, 448910), (70, 359128), (77, 326480), (80, 314237), (88, 285670), (98, 256520), (106, 237160), (110, 228536), (112, 224455), (121, 207760), (140, 179564), (154, 163240), (176, 142835), (196, 128260), (212, 118580), (220, 114268), (242, 103880), (245, 102608), (265, 94864), (280, 89782), (308, 81620), (371, 67760), (385, 65296), (392, 64130), (424, 59290), (440, 57134), (484, 51940), (490, 51304), (530, 47432), (539, 46640), (560, 44891), (583, 43120), (605, 41552), (616, 40810), (742, 33880), (770, 32648), (784, 32065), (847, 29680), (848, 29645), (880, 28567), (968, 25970), (980, 25652), (1060, 23716), (1078, 23320), (1166, 21560), (1210, 20776), (1232, 20405), (1484, 16940), (1540, 16324), (1694, 14840), (1855, 13552), (1936, 12985), (1960, 12826), (2120, 11858), (2156, 11660), (2332, 10780), (2420, 10388), (2597, 9680), (2695, 9328), (2915, 8624), (2968, 8470), (3080, 8162), (3388, 7420), (3710, 6776), (3920, 6413), (4081, 6160), (4235, 5936), (4240, 5929), (4312, 5830), (4664, 5390), (4840, 5194)]