25385920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1619}}^1$

素因数の和:1650

約数の個数: 84

約数和(自身を含む): 70363080

約数和(自身を除く): 44977160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1619, 1960, 2240, 3136, 3238, 3920, 6476, 7840, 8095, 11333, 12952, 15680, 16190, 22666, 25904, 32380, 45332, 51808, 56665, 64760, 79331, 90664, 103616, 113330, 129520, 158662, 181328, 226660, 259040, 317324, 362656, 396655, 453320, 518080, 634648, 725312, 793310, 906640, 1269296, 1586620, 1813280, 2538592, 3173240, 3626560, 5077184, 6346480, 12692960, 25385920]

約数ペア:

[(1, 25385920), (2, 12692960), (4, 6346480), (5, 5077184), (7, 3626560), (8, 3173240), (10, 2538592), (14, 1813280), (16, 1586620), (20, 1269296), (28, 906640), (32, 793310), (35, 725312), (40, 634648), (49, 518080), (56, 453320), (64, 396655), (70, 362656), (80, 317324), (98, 259040), (112, 226660), (140, 181328), (160, 158662), (196, 129520), (224, 113330), (245, 103616), (280, 90664), (320, 79331), (392, 64760), (448, 56665), (490, 51808), (560, 45332), (784, 32380), (980, 25904), (1120, 22666), (1568, 16190), (1619, 15680), (1960, 12952), (2240, 11333), (3136, 8095), (3238, 7840), (3920, 6476)]