21480452300

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{14887}}^1$

素因数の和:15255

約数の個数: 72

約数和(自身を含む): 47762609664

約数和(自身を除く): 26282157364

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 307, 470, 614, 940, 1175, 1228, 1535, 2350, 3070, 4700, 6140, 7675, 14429, 14887, 15350, 28858, 29774, 30700, 57716, 59548, 72145, 74435, 144290, 148870, 288580, 297740, 360725, 372175, 699689, 721450, 744350, 1399378, 1442900, 1488700, 2798756, 3498445, 4570309, 6996890, 9140618, 13993780, 17492225, 18281236, 22851545, 34984450, 45703090, 69968900, 91406180, 114257725, 214804523, 228515450, 429609046, 457030900, 859218092, 1074022615, 2148045230, 4296090460, 5370113075, 10740226150, 21480452300]

約数ペア:

[(1, 21480452300), (2, 10740226150), (4, 5370113075), (5, 4296090460), (10, 2148045230), (20, 1074022615), (25, 859218092), (47, 457030900), (50, 429609046), (94, 228515450), (100, 214804523), (188, 114257725), (235, 91406180), (307, 69968900), (470, 45703090), (614, 34984450), (940, 22851545), (1175, 18281236), (1228, 17492225), (1535, 13993780), (2350, 9140618), (3070, 6996890), (4700, 4570309), (6140, 3498445), (7675, 2798756), (14429, 1488700), (14887, 1442900), (15350, 1399378), (28858, 744350), (29774, 721450), (30700, 699689), (57716, 372175), (59548, 360725), (72145, 297740), (74435, 288580), (144290, 148870)]