90494500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{79}}^2$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 207075960

約数和(自身を除く): 116581460

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 79, 100, 116, 125, 145, 158, 250, 290, 316, 395, 500, 580, 725, 790, 1450, 1580, 1975, 2291, 2900, 3625, 3950, 4582, 6241, 7250, 7900, 9164, 9875, 11455, 12482, 14500, 19750, 22910, 24964, 31205, 39500, 45820, 57275, 62410, 114550, 124820, 156025, 180989, 229100, 286375, 312050, 361978, 572750, 624100, 723956, 780125, 904945, 1145500, 1560250, 1809890, 3120500, 3619780, 4524725, 9049450, 18098900, 22623625, 45247250, 90494500]

約数ペア:

[(1, 90494500), (2, 45247250), (4, 22623625), (5, 18098900), (10, 9049450), (20, 4524725), (25, 3619780), (29, 3120500), (50, 1809890), (58, 1560250), (79, 1145500), (100, 904945), (116, 780125), (125, 723956), (145, 624100), (158, 572750), (250, 361978), (290, 312050), (316, 286375), (395, 229100), (500, 180989), (580, 156025), (725, 124820), (790, 114550), (1450, 62410), (1580, 57275), (1975, 45820), (2291, 39500), (2900, 31205), (3625, 24964), (3950, 22910), (4582, 19750), (6241, 14500), (7250, 12482), (7900, 11455), (9164, 9875)]