72606440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{18713}}^1$

素因数の和:18821

約数の個数: 32

約数和(自身を含む): 165057480

約数和(自身を除く): 92451040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 18713, 37426, 74852, 93565, 149704, 187130, 374260, 748520, 1815161, 3630322, 7260644, 9075805, 14521288, 18151610, 36303220, 72606440]

約数ペア:

[(1, 72606440), (2, 36303220), (4, 18151610), (5, 14521288), (8, 9075805), (10, 7260644), (20, 3630322), (40, 1815161), (97, 748520), (194, 374260), (388, 187130), (485, 149704), (776, 93565), (970, 74852), (1940, 37426), (3880, 18713)]