83765320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21589}}^1$

素因数の和:21697

約数の個数: 32

約数和(自身を含む): 190423800

約数和(自身を除く): 106658480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 21589, 43178, 86356, 107945, 172712, 215890, 431780, 863560, 2094133, 4188266, 8376532, 10470665, 16753064, 20941330, 41882660, 83765320]

約数ペア:

[(1, 83765320), (2, 41882660), (4, 20941330), (5, 16753064), (8, 10470665), (10, 8376532), (20, 4188266), (40, 2094133), (97, 863560), (194, 431780), (388, 215890), (485, 172712), (776, 107945), (970, 86356), (1940, 43178), (3880, 21589)]