88673920

素因数分解:

$2^7\times 5^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 213129000

約数和(自身を除く): 124455080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 349, 397, 640, 698, 794, 1396, 1588, 1745, 1985, 2792, 3176, 3490, 3970, 5584, 6352, 6980, 7940, 11168, 12704, 13960, 15880, 22336, 25408, 27920, 31760, 44672, 50816, 55840, 63520, 111680, 127040, 138553, 223360, 254080, 277106, 554212, 692765, 1108424, 1385530, 2216848, 2771060, 4433696, 5542120, 8867392, 11084240, 17734784, 22168480, 44336960, 88673920]

約数ペア:

[(1, 88673920), (2, 44336960), (4, 22168480), (5, 17734784), (8, 11084240), (10, 8867392), (16, 5542120), (20, 4433696), (32, 2771060), (40, 2216848), (64, 1385530), (80, 1108424), (128, 692765), (160, 554212), (320, 277106), (349, 254080), (397, 223360), (640, 138553), (698, 127040), (794, 111680), (1396, 63520), (1588, 55840), (1745, 50816), (1985, 44672), (2792, 31760), (3176, 27920), (3490, 25408), (3970, 22336), (5584, 15880), (6352, 13960), (6980, 12704), (7940, 11168)]