2168304875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 72

約数和(自身を含む): 3120831168

約数和(自身を除く): 952526293

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 125, 253, 271, 275, 529, 575, 605, 1265, 1355, 1375, 2645, 2783, 2875, 2981, 3025, 5819, 6233, 6325, 6775, 13225, 13915, 14905, 15125, 29095, 31165, 31625, 32791, 33875, 64009, 66125, 68563, 69575, 74525, 143359, 145475, 155825, 163955, 320045, 342815, 347875, 372625, 716795, 727375, 754193, 779125, 819775, 1576949, 1600225, 1714075, 3583975, 3770965, 4098875, 7884745, 8001125, 8570375, 17346439, 17919875, 18854825, 39423725, 86732195, 94274125, 197118625, 433660975, 2168304875]

約数ペア:

[(1, 2168304875), (5, 433660975), (11, 197118625), (23, 94274125), (25, 86732195), (55, 39423725), (115, 18854825), (121, 17919875), (125, 17346439), (253, 8570375), (271, 8001125), (275, 7884745), (529, 4098875), (575, 3770965), (605, 3583975), (1265, 1714075), (1355, 1600225), (1375, 1576949), (2645, 819775), (2783, 779125), (2875, 754193), (2981, 727375), (3025, 716795), (5819, 372625), (6233, 347875), (6325, 342815), (6775, 320045), (13225, 163955), (13915, 155825), (14905, 145475), (15125, 143359), (29095, 74525), (31165, 69575), (31625, 68563), (32791, 66125), (33875, 64009)]