25425500

素因数分解:

$2^2\times 5^3\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 56023968

約数和(自身を除く): 30598468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 211, 241, 250, 422, 482, 500, 844, 964, 1055, 1205, 2110, 2410, 4220, 4820, 5275, 6025, 10550, 12050, 21100, 24100, 26375, 30125, 50851, 52750, 60250, 101702, 105500, 120500, 203404, 254255, 508510, 1017020, 1271275, 2542550, 5085100, 6356375, 12712750, 25425500]

約数ペア:

[(1, 25425500), (2, 12712750), (4, 6356375), (5, 5085100), (10, 2542550), (20, 1271275), (25, 1017020), (50, 508510), (100, 254255), (125, 203404), (211, 120500), (241, 105500), (250, 101702), (422, 60250), (482, 52750), (500, 50851), (844, 30125), (964, 26375), (1055, 24100), (1205, 21100), (2110, 12050), (2410, 10550), (4220, 6025), (4820, 5275)]