77471830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 143428320

約数和(自身を除く): 65956490

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 445, 610, 890, 1427, 2854, 5429, 7135, 10858, 14270, 27145, 54290, 87047, 127003, 174094, 254006, 435235, 635015, 870470, 1270030, 7747183, 15494366, 38735915, 77471830]

約数ペア:

[(1, 77471830), (2, 38735915), (5, 15494366), (10, 7747183), (61, 1270030), (89, 870470), (122, 635015), (178, 435235), (305, 254006), (445, 174094), (610, 127003), (890, 87047), (1427, 54290), (2854, 27145), (5429, 14270), (7135, 10858)]