201825520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4129}}^1$

素因数の和:4202

約数の個数: 80

約数和(自身を含む): 516216960

約数和(自身を除く): 314391440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4129, 4888, 6110, 8258, 9776, 12220, 16516, 20645, 24440, 33032, 41290, 48880, 53677, 66064, 82580, 107354, 165160, 194063, 214708, 268385, 330320, 388126, 429416, 536770, 776252, 858832, 970315, 1073540, 1552504, 1940630, 2147080, 2522819, 3105008, 3881260, 4294160, 5045638, 7762520, 10091276, 12614095, 15525040, 20182552, 25228190, 40365104, 50456380, 100912760, 201825520]

約数ペア:

[(1, 201825520), (2, 100912760), (4, 50456380), (5, 40365104), (8, 25228190), (10, 20182552), (13, 15525040), (16, 12614095), (20, 10091276), (26, 7762520), (40, 5045638), (47, 4294160), (52, 3881260), (65, 3105008), (80, 2522819), (94, 2147080), (104, 1940630), (130, 1552504), (188, 1073540), (208, 970315), (235, 858832), (260, 776252), (376, 536770), (470, 429416), (520, 388126), (611, 330320), (752, 268385), (940, 214708), (1040, 194063), (1222, 165160), (1880, 107354), (2444, 82580), (3055, 66064), (3760, 53677), (4129, 48880), (4888, 41290), (6110, 33032), (8258, 24440), (9776, 20645), (12220, 16516)]