61509435

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 111888000

約数和(自身を除く): 50378565

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 73, 87, 145, 149, 195, 219, 365, 377, 435, 447, 745, 949, 1095, 1131, 1885, 1937, 2117, 2235, 2847, 4321, 4745, 5655, 5811, 6351, 9685, 10585, 10877, 12963, 14235, 21605, 27521, 29055, 31755, 32631, 54385, 56173, 64815, 82563, 137605, 141401, 163155, 168519, 280865, 315433, 412815, 424203, 707005, 842595, 946299, 1577165, 2121015, 4100629, 4731495, 12301887, 20503145, 61509435]

約数ペア:

[(1, 61509435), (3, 20503145), (5, 12301887), (13, 4731495), (15, 4100629), (29, 2121015), (39, 1577165), (65, 946299), (73, 842595), (87, 707005), (145, 424203), (149, 412815), (195, 315433), (219, 280865), (365, 168519), (377, 163155), (435, 141401), (447, 137605), (745, 82563), (949, 64815), (1095, 56173), (1131, 54385), (1885, 32631), (1937, 31755), (2117, 29055), (2235, 27521), (2847, 21605), (4321, 14235), (4745, 12963), (5655, 10877), (5811, 10585), (6351, 9685)]