81904900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{967}}^1$

素因数の和:1010

約数の個数: 108

約数和(自身を含む): 223499584

約数和(自身を除く): 141594684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 140, 154, 175, 220, 242, 275, 308, 350, 385, 484, 550, 605, 700, 770, 847, 967, 1100, 1210, 1540, 1694, 1925, 1934, 2420, 3025, 3388, 3850, 3868, 4235, 4835, 6050, 6769, 7700, 8470, 9670, 10637, 12100, 13538, 16940, 19340, 21175, 21274, 24175, 27076, 33845, 42350, 42548, 48350, 53185, 67690, 74459, 84700, 96700, 106370, 117007, 135380, 148918, 169225, 212740, 234014, 265925, 297836, 338450, 372295, 468028, 531850, 585035, 676900, 744590, 819049, 1063700, 1170070, 1489180, 1638098, 1861475, 2340140, 2925175, 3276196, 3722950, 4095245, 5850350, 7445900, 8190490, 11700700, 16380980, 20476225, 40952450, 81904900]

約数ペア:

[(1, 81904900), (2, 40952450), (4, 20476225), (5, 16380980), (7, 11700700), (10, 8190490), (11, 7445900), (14, 5850350), (20, 4095245), (22, 3722950), (25, 3276196), (28, 2925175), (35, 2340140), (44, 1861475), (50, 1638098), (55, 1489180), (70, 1170070), (77, 1063700), (100, 819049), (110, 744590), (121, 676900), (140, 585035), (154, 531850), (175, 468028), (220, 372295), (242, 338450), (275, 297836), (308, 265925), (350, 234014), (385, 212740), (484, 169225), (550, 148918), (605, 135380), (700, 117007), (770, 106370), (847, 96700), (967, 84700), (1100, 74459), (1210, 67690), (1540, 53185), (1694, 48350), (1925, 42548), (1934, 42350), (2420, 33845), (3025, 27076), (3388, 24175), (3850, 21274), (3868, 21175), (4235, 19340), (4835, 16940), (6050, 13538), (6769, 12100), (7700, 10637), (8470, 9670)]