201694900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 108

約数和(自身を含む): 489482560

約数和(自身を除く): 287787660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 121, 158, 211, 220, 242, 275, 316, 395, 422, 484, 550, 605, 790, 844, 869, 1055, 1100, 1210, 1580, 1738, 1975, 2110, 2321, 2420, 3025, 3476, 3950, 4220, 4345, 4642, 5275, 6050, 7900, 8690, 9284, 9559, 10550, 11605, 12100, 16669, 17380, 19118, 21100, 21725, 23210, 25531, 33338, 38236, 43450, 46420, 47795, 51062, 58025, 66676, 83345, 86900, 95590, 102124, 116050, 127655, 166690, 183359, 191180, 232100, 238975, 255310, 333380, 366718, 416725, 477950, 510620, 638275, 733436, 833450, 916795, 955900, 1276550, 1666900, 1833590, 2016949, 2553100, 3667180, 4033898, 4583975, 8067796, 9167950, 10084745, 18335900, 20169490, 40338980, 50423725, 100847450, 201694900]

約数ペア:

[(1, 201694900), (2, 100847450), (4, 50423725), (5, 40338980), (10, 20169490), (11, 18335900), (20, 10084745), (22, 9167950), (25, 8067796), (44, 4583975), (50, 4033898), (55, 3667180), (79, 2553100), (100, 2016949), (110, 1833590), (121, 1666900), (158, 1276550), (211, 955900), (220, 916795), (242, 833450), (275, 733436), (316, 638275), (395, 510620), (422, 477950), (484, 416725), (550, 366718), (605, 333380), (790, 255310), (844, 238975), (869, 232100), (1055, 191180), (1100, 183359), (1210, 166690), (1580, 127655), (1738, 116050), (1975, 102124), (2110, 95590), (2321, 86900), (2420, 83345), (3025, 66676), (3476, 58025), (3950, 51062), (4220, 47795), (4345, 46420), (4642, 43450), (5275, 38236), (6050, 33338), (7900, 25531), (8690, 23210), (9284, 21725), (9559, 21100), (10550, 19118), (11605, 17380), (12100, 16669)]