80902916500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{745649}}^1$

素因数の和:745706

約数の個数: 96

約数和(自身を含む): 208447948800

約数和(自身を除く): 127545032300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 250, 310, 350, 434, 500, 620, 700, 775, 868, 875, 1085, 1550, 1750, 2170, 3100, 3500, 3875, 4340, 5425, 7750, 10850, 15500, 21700, 27125, 54250, 108500, 745649, 1491298, 2982596, 3728245, 5219543, 7456490, 10439086, 14912980, 18641225, 20878172, 23115119, 26097715, 37282450, 46230238, 52195430, 74564900, 92460476, 93206125, 104390860, 115575595, 130488575, 161805833, 186412250, 231151190, 260977150, 323611666, 372824500, 462302380, 521954300, 577877975, 647223332, 652442875, 809029165, 1155755950, 1304885750, 1618058330, 2311511900, 2609771500, 2889389875, 3236116660, 4045145825, 5778779750, 8090291650, 11557559500, 16180583300, 20225729125, 40451458250, 80902916500]

約数ペア:

[(1, 80902916500), (2, 40451458250), (4, 20225729125), (5, 16180583300), (7, 11557559500), (10, 8090291650), (14, 5778779750), (20, 4045145825), (25, 3236116660), (28, 2889389875), (31, 2609771500), (35, 2311511900), (50, 1618058330), (62, 1304885750), (70, 1155755950), (100, 809029165), (124, 652442875), (125, 647223332), (140, 577877975), (155, 521954300), (175, 462302380), (217, 372824500), (250, 323611666), (310, 260977150), (350, 231151190), (434, 186412250), (500, 161805833), (620, 130488575), (700, 115575595), (775, 104390860), (868, 93206125), (875, 92460476), (1085, 74564900), (1550, 52195430), (1750, 46230238), (2170, 37282450), (3100, 26097715), (3500, 23115119), (3875, 20878172), (4340, 18641225), (5425, 14912980), (7750, 10439086), (10850, 7456490), (15500, 5219543), (21700, 3728245), (27125, 2982596), (54250, 1491298), (108500, 745649)]