1296702500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{27299}}^1$

素因数の和:27342

約数の個数: 60

約数和(自身を含む): 2984982000

約数和(自身を除く): 1688279500

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, 4750, 9500, 11875, 23750, 27299, 47500, 54598, 109196, 136495, 272990, 518681, 545980, 682475, 1037362, 1364950, 2074724, 2593405, 2729900, 3412375, 5186810, 6824750, 10373620, 12967025, 13649500, 17061875, 25934050, 34123750, 51868100, 64835125, 68247500, 129670250, 259340500, 324175625, 648351250, 1296702500]

約数ペア:

[(1, 1296702500), (2, 648351250), (4, 324175625), (5, 259340500), (10, 129670250), (19, 68247500), (20, 64835125), (25, 51868100), (38, 34123750), (50, 25934050), (76, 17061875), (95, 13649500), (100, 12967025), (125, 10373620), (190, 6824750), (250, 5186810), (380, 3412375), (475, 2729900), (500, 2593405), (625, 2074724), (950, 1364950), (1250, 1037362), (1900, 682475), (2375, 545980), (2500, 518681), (4750, 272990), (9500, 136495), (11875, 109196), (23750, 54598), (27299, 47500)]