84420225

素因数分解:

$3^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:956

約数の個数: 60

約数和(自身を含む): 159882624

約数和(自身を除く): 75462399

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 81, 135, 141, 225, 235, 405, 423, 675, 705, 887, 1175, 1269, 2025, 2115, 2661, 3525, 3807, 4435, 6345, 7983, 10575, 13305, 19035, 22175, 23949, 31725, 39915, 41689, 66525, 71847, 95175, 119745, 125067, 199575, 208445, 359235, 375201, 598725, 625335, 1042225, 1125603, 1796175, 1876005, 3126675, 3376809, 5628015, 9380025, 16884045, 28140075, 84420225]

約数ペア:

[(1, 84420225), (3, 28140075), (5, 16884045), (9, 9380025), (15, 5628015), (25, 3376809), (27, 3126675), (45, 1876005), (47, 1796175), (75, 1125603), (81, 1042225), (135, 625335), (141, 598725), (225, 375201), (235, 359235), (405, 208445), (423, 199575), (675, 125067), (705, 119745), (887, 95175), (1175, 71847), (1269, 66525), (2025, 41689), (2115, 39915), (2661, 31725), (3525, 23949), (3807, 22175), (4435, 19035), (6345, 13305), (7983, 10575)]