84902025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 159045376

約数和(自身を除く): 74143351

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 53, 65, 75, 93, 155, 159, 195, 265, 325, 403, 465, 689, 775, 795, 975, 1209, 1325, 1643, 2015, 2067, 2325, 2809, 3445, 3975, 4929, 6045, 8215, 8427, 10075, 10335, 14045, 17225, 21359, 24645, 30225, 36517, 41075, 42135, 51675, 64077, 70225, 87079, 106795, 109551, 123225, 182585, 210675, 261237, 320385, 435395, 533975, 547755, 912925, 1132027, 1306185, 1601925, 2176975, 2738775, 3396081, 5660135, 6530925, 16980405, 28300675, 84902025]

約数ペア:

[(1, 84902025), (3, 28300675), (5, 16980405), (13, 6530925), (15, 5660135), (25, 3396081), (31, 2738775), (39, 2176975), (53, 1601925), (65, 1306185), (75, 1132027), (93, 912925), (155, 547755), (159, 533975), (195, 435395), (265, 320385), (325, 261237), (403, 210675), (465, 182585), (689, 123225), (775, 109551), (795, 106795), (975, 87079), (1209, 70225), (1325, 64077), (1643, 51675), (2015, 42135), (2067, 41075), (2325, 36517), (2809, 30225), (3445, 24645), (3975, 21359), (4929, 17225), (6045, 14045), (8215, 10335), (8427, 10075)]