12457798300

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{761}}^1\times {\mathrm{1289}}^1$

素因数の和:2191

約数の個数: 72

約数和(自身を含む): 27303252480

約数和(自身を除く): 14845454180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 761, 1270, 1289, 1522, 2540, 2578, 3044, 3175, 3805, 5156, 6350, 6445, 7610, 12700, 12890, 15220, 19025, 25780, 32225, 38050, 64450, 76100, 96647, 128900, 163703, 193294, 327406, 386588, 483235, 654812, 818515, 966470, 980929, 1637030, 1932940, 1961858, 2416175, 3274060, 3923716, 4092575, 4832350, 4904645, 8185150, 9664700, 9809290, 16370300, 19618580, 24523225, 49046450, 98092900, 124577983, 249155966, 498311932, 622889915, 1245779830, 2491559660, 3114449575, 6228899150, 12457798300]

約数ペア:

[(1, 12457798300), (2, 6228899150), (4, 3114449575), (5, 2491559660), (10, 1245779830), (20, 622889915), (25, 498311932), (50, 249155966), (100, 124577983), (127, 98092900), (254, 49046450), (508, 24523225), (635, 19618580), (761, 16370300), (1270, 9809290), (1289, 9664700), (1522, 8185150), (2540, 4904645), (2578, 4832350), (3044, 4092575), (3175, 3923716), (3805, 3274060), (5156, 2416175), (6350, 1961858), (6445, 1932940), (7610, 1637030), (12700, 980929), (12890, 966470), (15220, 818515), (19025, 654812), (25780, 483235), (32225, 386588), (38050, 327406), (64450, 193294), (76100, 163703), (96647, 128900)]