249831860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{2399}}^1$

素因数の和:2576

約数の個数: 48

約数和(自身を含む): 541900800

約数和(自身を除く): 292068940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 2399, 2540, 4798, 5207, 9596, 10414, 11995, 20828, 23990, 26035, 47980, 52070, 98359, 104140, 196718, 304673, 393436, 491795, 609346, 983590, 1218692, 1523365, 1967180, 3046730, 6093460, 12491593, 24983186, 49966372, 62457965, 124915930, 249831860]

約数ペア:

[(1, 249831860), (2, 124915930), (4, 62457965), (5, 49966372), (10, 24983186), (20, 12491593), (41, 6093460), (82, 3046730), (127, 1967180), (164, 1523365), (205, 1218692), (254, 983590), (410, 609346), (508, 491795), (635, 393436), (820, 304673), (1270, 196718), (2399, 104140), (2540, 98359), (4798, 52070), (5207, 47980), (9596, 26035), (10414, 23990), (11995, 20828)]