7393972480

素因数分解:

$2^8\times 5^1\times {\mathrm{421}}^1\times {\mathrm{13721}}^1$

素因数の和:14163

約数の個数: 72

約数和(自身を含む): 17754237144

約数和(自身を除く): 10360264664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 421, 640, 842, 1280, 1684, 2105, 3368, 4210, 6736, 8420, 13472, 13721, 16840, 26944, 27442, 33680, 53888, 54884, 67360, 68605, 107776, 109768, 134720, 137210, 219536, 269440, 274420, 439072, 538880, 548840, 878144, 1097680, 1756288, 2195360, 3512576, 4390720, 5776541, 8781440, 11553082, 17562880, 23106164, 28882705, 46212328, 57765410, 92424656, 115530820, 184849312, 231061640, 369698624, 462123280, 739397248, 924246560, 1478794496, 1848493120, 3696986240, 7393972480]

約数ペア:

[(1, 7393972480), (2, 3696986240), (4, 1848493120), (5, 1478794496), (8, 924246560), (10, 739397248), (16, 462123280), (20, 369698624), (32, 231061640), (40, 184849312), (64, 115530820), (80, 92424656), (128, 57765410), (160, 46212328), (256, 28882705), (320, 23106164), (421, 17562880), (640, 11553082), (842, 8781440), (1280, 5776541), (1684, 4390720), (2105, 3512576), (3368, 2195360), (4210, 1756288), (6736, 1097680), (8420, 878144), (13472, 548840), (13721, 538880), (16840, 439072), (26944, 274420), (27442, 269440), (33680, 219536), (53888, 137210), (54884, 134720), (67360, 109768), (68605, 107776)]