8196500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 19583928

約数和(自身を除く): 11387428

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 125, 130, 169, 194, 250, 260, 325, 338, 388, 485, 500, 650, 676, 845, 970, 1261, 1300, 1625, 1690, 1940, 2425, 2522, 3250, 3380, 4225, 4850, 5044, 6305, 6500, 8450, 9700, 12125, 12610, 16393, 16900, 21125, 24250, 25220, 31525, 32786, 42250, 48500, 63050, 65572, 81965, 84500, 126100, 157625, 163930, 315250, 327860, 409825, 630500, 819650, 1639300, 2049125, 4098250, 8196500]

約数ペア:

[(1, 8196500), (2, 4098250), (4, 2049125), (5, 1639300), (10, 819650), (13, 630500), (20, 409825), (25, 327860), (26, 315250), (50, 163930), (52, 157625), (65, 126100), (97, 84500), (100, 81965), (125, 65572), (130, 63050), (169, 48500), (194, 42250), (250, 32786), (260, 31525), (325, 25220), (338, 24250), (388, 21125), (485, 16900), (500, 16393), (650, 12610), (676, 12125), (845, 9700), (970, 8450), (1261, 6500), (1300, 6305), (1625, 5044), (1690, 4850), (1940, 4225), (2425, 3380), (2522, 3250)]