25491928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1480

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 36197672

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 44, 56, 58, 77, 88, 116, 154, 203, 232, 308, 319, 406, 616, 638, 812, 1276, 1427, 1624, 2233, 2552, 2854, 4466, 5708, 8932, 9989, 11416, 15697, 17864, 19978, 31394, 39956, 41383, 62788, 79912, 82766, 109879, 125576, 165532, 219758, 289681, 331064, 439516, 455213, 579362, 879032, 910426, 1158724, 1820852, 2317448, 3186491, 3641704, 6372982, 12745964, 25491928]

約数ペア:

[(1, 25491928), (2, 12745964), (4, 6372982), (7, 3641704), (8, 3186491), (11, 2317448), (14, 1820852), (22, 1158724), (28, 910426), (29, 879032), (44, 579362), (56, 455213), (58, 439516), (77, 331064), (88, 289681), (116, 219758), (154, 165532), (203, 125576), (232, 109879), (308, 82766), (319, 79912), (406, 62788), (616, 41383), (638, 39956), (812, 31394), (1276, 19978), (1427, 17864), (1624, 15697), (2233, 11416), (2552, 9989), (2854, 8932), (4466, 5708)]