28538382080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1715047}}^1$

素因数の和:1715081

約数の個数: 72

約数和(自身を含む): 73616720352

約数和(自身を除く): 45078338272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 1715047, 3430094, 6860188, 8575235, 13720376, 17150470, 22295611, 27440752, 34300940, 44591222, 54881504, 68601880, 89182444, 109763008, 111478055, 137203760, 178364888, 219526016, 222956110, 274407520, 356729776, 439052032, 445912220, 548815040, 713459552, 891824440, 1097630080, 1426919104, 1783648880, 2195260160, 2853838208, 3567297760, 5707676416, 7134595520, 14269191040, 28538382080]

約数ペア:

[(1, 28538382080), (2, 14269191040), (4, 7134595520), (5, 5707676416), (8, 3567297760), (10, 2853838208), (13, 2195260160), (16, 1783648880), (20, 1426919104), (26, 1097630080), (32, 891824440), (40, 713459552), (52, 548815040), (64, 445912220), (65, 439052032), (80, 356729776), (104, 274407520), (128, 222956110), (130, 219526016), (160, 178364888), (208, 137203760), (256, 111478055), (260, 109763008), (320, 89182444), (416, 68601880), (520, 54881504), (640, 44591222), (832, 34300940), (1040, 27440752), (1280, 22295611), (1664, 17150470), (2080, 13720376), (3328, 8575235), (4160, 6860188), (8320, 3430094), (16640, 1715047)]