201461975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 304772160

約数和(自身を除く): 103310185

約数列:

[1, 5, 11, 13, 25, 47, 55, 65, 109, 121, 143, 235, 275, 325, 517, 545, 605, 611, 715, 1175, 1199, 1417, 1573, 2585, 2725, 3025, 3055, 3575, 5123, 5687, 5995, 6721, 7085, 7865, 12925, 13189, 15275, 15587, 25615, 28435, 29975, 33605, 35425, 39325, 56353, 65945, 66599, 73931, 77935, 128075, 142175, 168025, 171457, 281765, 329725, 332995, 369655, 389675, 619883, 732589, 857285, 1408825, 1664975, 1848275, 3099415, 3662945, 4286425, 8058479, 15497075, 18314725, 40292395, 201461975]

約数ペア:

[(1, 201461975), (5, 40292395), (11, 18314725), (13, 15497075), (25, 8058479), (47, 4286425), (55, 3662945), (65, 3099415), (109, 1848275), (121, 1664975), (143, 1408825), (235, 857285), (275, 732589), (325, 619883), (517, 389675), (545, 369655), (605, 332995), (611, 329725), (715, 281765), (1175, 171457), (1199, 168025), (1417, 142175), (1573, 128075), (2585, 77935), (2725, 73931), (3025, 66599), (3055, 65945), (3575, 56353), (5123, 39325), (5687, 35425), (5995, 33605), (6721, 29975), (7085, 28435), (7865, 25615), (12925, 15587), (13189, 15275)]