164557328

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3256

約数の個数: 60

約数和(自身を含む): 363525840

約数和(自身を除く): 198968512

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 676, 988, 1352, 1976, 2704, 3203, 3211, 3952, 6406, 6422, 12812, 12844, 25624, 25688, 41639, 51248, 51376, 60857, 83278, 121714, 166556, 243428, 333112, 486856, 541307, 666224, 791141, 973712, 1082614, 1582282, 2165228, 3164564, 4330456, 6329128, 8660912, 10284833, 12658256, 20569666, 41139332, 82278664, 164557328]

約数ペア:

[(1, 164557328), (2, 82278664), (4, 41139332), (8, 20569666), (13, 12658256), (16, 10284833), (19, 8660912), (26, 6329128), (38, 4330456), (52, 3164564), (76, 2165228), (104, 1582282), (152, 1082614), (169, 973712), (208, 791141), (247, 666224), (304, 541307), (338, 486856), (494, 333112), (676, 243428), (988, 166556), (1352, 121714), (1976, 83278), (2704, 60857), (3203, 51376), (3211, 51248), (3952, 41639), (6406, 25688), (6422, 25624), (12812, 12844)]