20172730875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{15427}}^1$

素因数の和:15773

約数の個数: 64

約数和(自身を含む): 36736906752

約数和(自身を除く): 16564175877

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 317, 375, 825, 951, 1375, 1585, 3487, 4125, 4755, 7925, 10461, 15427, 17435, 23775, 39625, 46281, 52305, 77135, 87175, 118875, 169697, 231405, 261525, 385675, 435875, 509091, 848485, 1157025, 1307625, 1928375, 2545455, 4242425, 4890359, 5785125, 12727275, 14671077, 21212125, 24451795, 53793949, 63636375, 73355385, 122258975, 161381847, 268969745, 366776925, 611294875, 806909235, 1344848725, 1833884625, 4034546175, 6724243625, 20172730875]

約数ペア:

[(1, 20172730875), (3, 6724243625), (5, 4034546175), (11, 1833884625), (15, 1344848725), (25, 806909235), (33, 611294875), (55, 366776925), (75, 268969745), (125, 161381847), (165, 122258975), (275, 73355385), (317, 63636375), (375, 53793949), (825, 24451795), (951, 21212125), (1375, 14671077), (1585, 12727275), (3487, 5785125), (4125, 4890359), (4755, 4242425), (7925, 2545455), (10461, 1928375), (15427, 1307625), (17435, 1157025), (23775, 848485), (39625, 509091), (46281, 435875), (52305, 385675), (77135, 261525), (87175, 231405), (118875, 169697)]