31283200

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 85307040

約数和(自身を除く): 54023840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 47, 50, 52, 64, 65, 80, 94, 100, 104, 128, 130, 160, 188, 200, 208, 235, 256, 260, 320, 325, 376, 400, 416, 470, 512, 520, 611, 640, 650, 752, 800, 832, 940, 1024, 1040, 1175, 1222, 1280, 1300, 1504, 1600, 1664, 1880, 2048, 2080, 2350, 2444, 2560, 2600, 3008, 3055, 3200, 3328, 3760, 4160, 4700, 4888, 5120, 5200, 6016, 6110, 6400, 6656, 7520, 8320, 9400, 9776, 10240, 10400, 12032, 12220, 12800, 13312, 15040, 15275, 16640, 18800, 19552, 20800, 24064, 24440, 25600, 26624, 30080, 30550, 33280, 37600, 39104, 41600, 48128, 48880, 51200, 60160, 61100, 66560, 75200, 78208, 83200, 96256, 97760, 120320, 122200, 133120, 150400, 156416, 166400, 195520, 240640, 244400, 300800, 312832, 332800, 391040, 481280, 488800, 601600, 625664, 665600, 782080, 977600, 1203200, 1251328, 1564160, 1955200, 2406400, 3128320, 3910400, 6256640, 7820800, 15641600, 31283200]

約数ペア:

[(1, 31283200), (2, 15641600), (4, 7820800), (5, 6256640), (8, 3910400), (10, 3128320), (13, 2406400), (16, 1955200), (20, 1564160), (25, 1251328), (26, 1203200), (32, 977600), (40, 782080), (47, 665600), (50, 625664), (52, 601600), (64, 488800), (65, 481280), (80, 391040), (94, 332800), (100, 312832), (104, 300800), (128, 244400), (130, 240640), (160, 195520), (188, 166400), (200, 156416), (208, 150400), (235, 133120), (256, 122200), (260, 120320), (320, 97760), (325, 96256), (376, 83200), (400, 78208), (416, 75200), (470, 66560), (512, 61100), (520, 60160), (611, 51200), (640, 48880), (650, 48128), (752, 41600), (800, 39104), (832, 37600), (940, 33280), (1024, 30550), (1040, 30080), (1175, 26624), (1222, 25600), (1280, 24440), (1300, 24064), (1504, 20800), (1600, 19552), (1664, 18800), (1880, 16640), (2048, 15275), (2080, 15040), (2350, 13312), (2444, 12800), (2560, 12220), (2600, 12032), (3008, 10400), (3055, 10240), (3200, 9776), (3328, 9400), (3760, 8320), (4160, 7520), (4700, 6656), (4888, 6400), (5120, 6110), (5200, 6016)]