71402925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 138848256

約数和(自身を除く): 67445331

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 53, 55, 69, 71, 75, 115, 159, 165, 213, 253, 265, 275, 345, 355, 575, 583, 759, 781, 795, 825, 1065, 1219, 1265, 1325, 1633, 1725, 1749, 1775, 2343, 2915, 3657, 3763, 3795, 3905, 3975, 4899, 5325, 6095, 6325, 8165, 8745, 11289, 11715, 13409, 14575, 17963, 18285, 18815, 18975, 19525, 24495, 30475, 40227, 40825, 41393, 43725, 53889, 56445, 58575, 67045, 86549, 89815, 91425, 94075, 122475, 124179, 201135, 206965, 259647, 269445, 282225, 335225, 432745, 449075, 620895, 952039, 1005675, 1034825, 1298235, 1347225, 2163725, 2856117, 3104475, 4760195, 6491175, 14280585, 23800975, 71402925]

約数ペア:

[(1, 71402925), (3, 23800975), (5, 14280585), (11, 6491175), (15, 4760195), (23, 3104475), (25, 2856117), (33, 2163725), (53, 1347225), (55, 1298235), (69, 1034825), (71, 1005675), (75, 952039), (115, 620895), (159, 449075), (165, 432745), (213, 335225), (253, 282225), (265, 269445), (275, 259647), (345, 206965), (355, 201135), (575, 124179), (583, 122475), (759, 94075), (781, 91425), (795, 89815), (825, 86549), (1065, 67045), (1219, 58575), (1265, 56445), (1325, 53889), (1633, 43725), (1725, 41393), (1749, 40825), (1775, 40227), (2343, 30475), (2915, 24495), (3657, 19525), (3763, 18975), (3795, 18815), (3905, 18285), (3975, 17963), (4899, 14575), (5325, 13409), (6095, 11715), (6325, 11289), (8165, 8745)]