160977500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3432

約数の個数: 60

約数和(自身を含む): 370662600

約数和(自身を除く): 209685100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 950, 1250, 1900, 2375, 2500, 3389, 4750, 6778, 9500, 11875, 13556, 16945, 23750, 33890, 47500, 64391, 67780, 84725, 128782, 169450, 257564, 321955, 338900, 423625, 643910, 847250, 1287820, 1609775, 1694500, 2118125, 3219550, 4236250, 6439100, 8048875, 8472500, 16097750, 32195500, 40244375, 80488750, 160977500]

約数ペア:

[(1, 160977500), (2, 80488750), (4, 40244375), (5, 32195500), (10, 16097750), (19, 8472500), (20, 8048875), (25, 6439100), (38, 4236250), (50, 3219550), (76, 2118125), (95, 1694500), (100, 1609775), (125, 1287820), (190, 847250), (250, 643910), (380, 423625), (475, 338900), (500, 321955), (625, 257564), (950, 169450), (1250, 128782), (1900, 84725), (2375, 67780), (2500, 64391), (3389, 47500), (4750, 33890), (6778, 23750), (9500, 16945), (11875, 13556)]