84349900

素因数分解:

$2^2\times 5^2\times {\mathrm{521}}^1\times {\mathrm{1619}}^1$

素因数の和:2154

約数の個数: 36

約数和(自身を含む): 183503880

約数和(自身を除く): 99153980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 521, 1042, 1619, 2084, 2605, 3238, 5210, 6476, 8095, 10420, 13025, 16190, 26050, 32380, 40475, 52100, 80950, 161900, 843499, 1686998, 3373996, 4217495, 8434990, 16869980, 21087475, 42174950, 84349900]

約数ペア:

[(1, 84349900), (2, 42174950), (4, 21087475), (5, 16869980), (10, 8434990), (20, 4217495), (25, 3373996), (50, 1686998), (100, 843499), (521, 161900), (1042, 80950), (1619, 52100), (2084, 40475), (2605, 32380), (3238, 26050), (5210, 16190), (6476, 13025), (8095, 10420)]