20229980500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{417113}}^1$

素因数の和:417229

約数の個数: 48

約数和(自身を含む): 44637871824

約数和(自身を除く): 24407891324

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 970, 1940, 2425, 4850, 9700, 12125, 24250, 48500, 417113, 834226, 1668452, 2085565, 4171130, 8342260, 10427825, 20855650, 40459961, 41711300, 52139125, 80919922, 104278250, 161839844, 202299805, 208556500, 404599610, 809199220, 1011499025, 2022998050, 4045996100, 5057495125, 10114990250, 20229980500]

約数ペア:

[(1, 20229980500), (2, 10114990250), (4, 5057495125), (5, 4045996100), (10, 2022998050), (20, 1011499025), (25, 809199220), (50, 404599610), (97, 208556500), (100, 202299805), (125, 161839844), (194, 104278250), (250, 80919922), (388, 52139125), (485, 41711300), (500, 40459961), (970, 20855650), (1940, 10427825), (2425, 8342260), (4850, 4171130), (9700, 2085565), (12125, 1668452), (24250, 834226), (48500, 417113)]