64060400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8429}}^1$

素因数の和:8466

約数の個数: 60

約数和(自身を含む): 162024600

約数和(自身を除く): 97964200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 8429, 16858, 33716, 42145, 67432, 84290, 134864, 160151, 168580, 210725, 320302, 337160, 421450, 640604, 674320, 800755, 842900, 1281208, 1601510, 1685800, 2562416, 3203020, 3371600, 4003775, 6406040, 8007550, 12812080, 16015100, 32030200, 64060400]

約数ペア:

[(1, 64060400), (2, 32030200), (4, 16015100), (5, 12812080), (8, 8007550), (10, 6406040), (16, 4003775), (19, 3371600), (20, 3203020), (25, 2562416), (38, 1685800), (40, 1601510), (50, 1281208), (76, 842900), (80, 800755), (95, 674320), (100, 640604), (152, 421450), (190, 337160), (200, 320302), (304, 210725), (380, 168580), (400, 160151), (475, 134864), (760, 84290), (950, 67432), (1520, 42145), (1900, 33716), (3800, 16858), (7600, 8429)]