25461120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 82620000

約数和(自身を除く): 57158880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 149, 160, 178, 192, 240, 267, 298, 320, 356, 384, 445, 447, 480, 534, 596, 640, 712, 745, 890, 894, 960, 1068, 1192, 1335, 1424, 1490, 1780, 1788, 1920, 2136, 2235, 2384, 2670, 2848, 2980, 3560, 3576, 4272, 4470, 4768, 5340, 5696, 5960, 7120, 7152, 8544, 8940, 9536, 10680, 11392, 11920, 13261, 14240, 14304, 17088, 17880, 19072, 21360, 23840, 26522, 28480, 28608, 34176, 35760, 39783, 42720, 47680, 53044, 56960, 57216, 66305, 71520, 79566, 85440, 95360, 106088, 132610, 143040, 159132, 170880, 198915, 212176, 265220, 286080, 318264, 397830, 424352, 530440, 636528, 795660, 848704, 1060880, 1273056, 1591320, 1697408, 2121760, 2546112, 3182640, 4243520, 5092224, 6365280, 8487040, 12730560, 25461120]

約数ペア:

[(1, 25461120), (2, 12730560), (3, 8487040), (4, 6365280), (5, 5092224), (6, 4243520), (8, 3182640), (10, 2546112), (12, 2121760), (15, 1697408), (16, 1591320), (20, 1273056), (24, 1060880), (30, 848704), (32, 795660), (40, 636528), (48, 530440), (60, 424352), (64, 397830), (80, 318264), (89, 286080), (96, 265220), (120, 212176), (128, 198915), (149, 170880), (160, 159132), (178, 143040), (192, 132610), (240, 106088), (267, 95360), (298, 85440), (320, 79566), (356, 71520), (384, 66305), (445, 57216), (447, 56960), (480, 53044), (534, 47680), (596, 42720), (640, 39783), (712, 35760), (745, 34176), (890, 28608), (894, 28480), (960, 26522), (1068, 23840), (1192, 21360), (1335, 19072), (1424, 17880), (1490, 17088), (1780, 14304), (1788, 14240), (1920, 13261), (2136, 11920), (2235, 11392), (2384, 10680), (2670, 9536), (2848, 8940), (2980, 8544), (3560, 7152), (3576, 7120), (4272, 5960), (4470, 5696), (4768, 5340)]