201455925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 372059520

約数和(自身を除く): 170603595

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 79, 121, 165, 237, 275, 281, 363, 395, 605, 825, 843, 869, 1185, 1405, 1815, 1975, 2607, 3025, 3091, 4215, 4345, 5925, 7025, 9075, 9273, 9559, 13035, 15455, 21075, 21725, 22199, 28677, 34001, 46365, 47795, 65175, 66597, 77275, 102003, 110995, 143385, 170005, 231825, 238975, 244189, 332985, 510015, 554975, 716925, 732567, 850025, 1220945, 1664925, 2550075, 2686079, 3662835, 6104725, 8058237, 13430395, 18314175, 40291185, 67151975, 201455925]

約数ペア:

[(1, 201455925), (3, 67151975), (5, 40291185), (11, 18314175), (15, 13430395), (25, 8058237), (33, 6104725), (55, 3662835), (75, 2686079), (79, 2550075), (121, 1664925), (165, 1220945), (237, 850025), (275, 732567), (281, 716925), (363, 554975), (395, 510015), (605, 332985), (825, 244189), (843, 238975), (869, 231825), (1185, 170005), (1405, 143385), (1815, 110995), (1975, 102003), (2607, 77275), (3025, 66597), (3091, 65175), (4215, 47795), (4345, 46365), (5925, 34001), (7025, 28677), (9075, 22199), (9273, 21725), (9559, 21075), (13035, 15455)]