80403750

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{1021}}^1$

素因数の和:1056

約数の個数: 120

約数和(自身を含む): 249032784

約数和(自身を除く): 168629034

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 625, 630, 750, 875, 1021, 1050, 1125, 1250, 1575, 1750, 1875, 2042, 2250, 2625, 3063, 3150, 3750, 4375, 5105, 5250, 5625, 6126, 7147, 7875, 8750, 9189, 10210, 11250, 13125, 14294, 15315, 15750, 18378, 21441, 25525, 26250, 30630, 35735, 39375, 42882, 45945, 51050, 64323, 71470, 76575, 78750, 91890, 107205, 127625, 128646, 153150, 178675, 214410, 229725, 255250, 321615, 357350, 382875, 459450, 536025, 638125, 643230, 765750, 893375, 1072050, 1148625, 1276250, 1608075, 1786750, 1914375, 2297250, 2680125, 3216150, 3828750, 4466875, 5360250, 5743125, 8040375, 8933750, 11486250, 13400625, 16080750, 26801250, 40201875, 80403750]

約数ペア:

[(1, 80403750), (2, 40201875), (3, 26801250), (5, 16080750), (6, 13400625), (7, 11486250), (9, 8933750), (10, 8040375), (14, 5743125), (15, 5360250), (18, 4466875), (21, 3828750), (25, 3216150), (30, 2680125), (35, 2297250), (42, 1914375), (45, 1786750), (50, 1608075), (63, 1276250), (70, 1148625), (75, 1072050), (90, 893375), (105, 765750), (125, 643230), (126, 638125), (150, 536025), (175, 459450), (210, 382875), (225, 357350), (250, 321615), (315, 255250), (350, 229725), (375, 214410), (450, 178675), (525, 153150), (625, 128646), (630, 127625), (750, 107205), (875, 91890), (1021, 78750), (1050, 76575), (1125, 71470), (1250, 64323), (1575, 51050), (1750, 45945), (1875, 42882), (2042, 39375), (2250, 35735), (2625, 30630), (3063, 26250), (3150, 25525), (3750, 21441), (4375, 18378), (5105, 15750), (5250, 15315), (5625, 14294), (6126, 13125), (7147, 11250), (7875, 10210), (8750, 9189)]