782080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 2060352

約数和(自身を除く): 1278272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 256, 260, 320, 376, 416, 470, 520, 611, 640, 752, 832, 940, 1040, 1222, 1280, 1504, 1664, 1880, 2080, 2444, 3008, 3055, 3328, 3760, 4160, 4888, 6016, 6110, 7520, 8320, 9776, 12032, 12220, 15040, 16640, 19552, 24440, 30080, 39104, 48880, 60160, 78208, 97760, 156416, 195520, 391040, 782080]

約数ペア:

[(1, 782080), (2, 391040), (4, 195520), (5, 156416), (8, 97760), (10, 78208), (13, 60160), (16, 48880), (20, 39104), (26, 30080), (32, 24440), (40, 19552), (47, 16640), (52, 15040), (64, 12220), (65, 12032), (80, 9776), (94, 8320), (104, 7520), (128, 6110), (130, 6016), (160, 4888), (188, 4160), (208, 3760), (235, 3328), (256, 3055), (260, 3008), (320, 2444), (376, 2080), (416, 1880), (470, 1664), (520, 1504), (611, 1280), (640, 1222), (752, 1040), (832, 940)]