25783000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 67392000

約数和(自身を除く): 41609000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 59, 76, 92, 95, 100, 115, 118, 125, 152, 184, 190, 200, 230, 236, 250, 295, 380, 437, 460, 472, 475, 500, 575, 590, 760, 874, 920, 950, 1000, 1121, 1150, 1180, 1357, 1475, 1748, 1900, 2185, 2242, 2300, 2360, 2375, 2714, 2875, 2950, 3496, 3800, 4370, 4484, 4600, 4750, 5428, 5605, 5750, 5900, 6785, 7375, 8740, 8968, 9500, 10856, 10925, 11210, 11500, 11800, 13570, 14750, 17480, 19000, 21850, 22420, 23000, 25783, 27140, 28025, 29500, 33925, 43700, 44840, 51566, 54280, 54625, 56050, 59000, 67850, 87400, 103132, 109250, 112100, 128915, 135700, 140125, 169625, 206264, 218500, 224200, 257830, 271400, 280250, 339250, 437000, 515660, 560500, 644575, 678500, 1031320, 1121000, 1289150, 1357000, 2578300, 3222875, 5156600, 6445750, 12891500, 25783000]

約数ペア:

[(1, 25783000), (2, 12891500), (4, 6445750), (5, 5156600), (8, 3222875), (10, 2578300), (19, 1357000), (20, 1289150), (23, 1121000), (25, 1031320), (38, 678500), (40, 644575), (46, 560500), (50, 515660), (59, 437000), (76, 339250), (92, 280250), (95, 271400), (100, 257830), (115, 224200), (118, 218500), (125, 206264), (152, 169625), (184, 140125), (190, 135700), (200, 128915), (230, 112100), (236, 109250), (250, 103132), (295, 87400), (380, 67850), (437, 59000), (460, 56050), (472, 54625), (475, 54280), (500, 51566), (575, 44840), (590, 43700), (760, 33925), (874, 29500), (920, 28025), (950, 27140), (1000, 25783), (1121, 23000), (1150, 22420), (1180, 21850), (1357, 19000), (1475, 17480), (1748, 14750), (1900, 13570), (2185, 11800), (2242, 11500), (2300, 11210), (2360, 10925), (2375, 10856), (2714, 9500), (2875, 8968), (2950, 8740), (3496, 7375), (3800, 6785), (4370, 5900), (4484, 5750), (4600, 5605), (4750, 5428)]