71104640

素因数分解:

$2^7\times 5^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 171060120

約数和(自身を除く): 99955480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 320, 461, 482, 640, 922, 964, 1205, 1844, 1928, 2305, 2410, 3688, 3856, 4610, 4820, 7376, 7712, 9220, 9640, 14752, 15424, 18440, 19280, 29504, 30848, 36880, 38560, 59008, 73760, 77120, 111101, 147520, 154240, 222202, 295040, 444404, 555505, 888808, 1111010, 1777616, 2222020, 3555232, 4444040, 7110464, 8888080, 14220928, 17776160, 35552320, 71104640]

約数ペア:

[(1, 71104640), (2, 35552320), (4, 17776160), (5, 14220928), (8, 8888080), (10, 7110464), (16, 4444040), (20, 3555232), (32, 2222020), (40, 1777616), (64, 1111010), (80, 888808), (128, 555505), (160, 444404), (241, 295040), (320, 222202), (461, 154240), (482, 147520), (640, 111101), (922, 77120), (964, 73760), (1205, 59008), (1844, 38560), (1928, 36880), (2305, 30848), (2410, 29504), (3688, 19280), (3856, 18440), (4610, 15424), (4820, 14752), (7376, 9640), (7712, 9220)]