64760800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 108

約数和(自身を含む): 171551520

約数和(自身を除く): 106790720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 169, 200, 208, 260, 325, 338, 400, 416, 479, 520, 650, 676, 800, 845, 958, 1040, 1300, 1352, 1690, 1916, 2080, 2395, 2600, 2704, 3380, 3832, 4225, 4790, 5200, 5408, 6227, 6760, 7664, 8450, 9580, 10400, 11975, 12454, 13520, 15328, 16900, 19160, 23950, 24908, 27040, 31135, 33800, 38320, 47900, 49816, 62270, 67600, 76640, 80951, 95800, 99632, 124540, 135200, 155675, 161902, 191600, 199264, 249080, 311350, 323804, 383200, 404755, 498160, 622700, 647608, 809510, 996320, 1245400, 1295216, 1619020, 2023775, 2490800, 2590432, 3238040, 4047550, 4981600, 6476080, 8095100, 12952160, 16190200, 32380400, 64760800]

約数ペア:

[(1, 64760800), (2, 32380400), (4, 16190200), (5, 12952160), (8, 8095100), (10, 6476080), (13, 4981600), (16, 4047550), (20, 3238040), (25, 2590432), (26, 2490800), (32, 2023775), (40, 1619020), (50, 1295216), (52, 1245400), (65, 996320), (80, 809510), (100, 647608), (104, 622700), (130, 498160), (160, 404755), (169, 383200), (200, 323804), (208, 311350), (260, 249080), (325, 199264), (338, 191600), (400, 161902), (416, 155675), (479, 135200), (520, 124540), (650, 99632), (676, 95800), (800, 80951), (845, 76640), (958, 67600), (1040, 62270), (1300, 49816), (1352, 47900), (1690, 38320), (1916, 33800), (2080, 31135), (2395, 27040), (2600, 24908), (2704, 23950), (3380, 19160), (3832, 16900), (4225, 15328), (4790, 13520), (5200, 12454), (5408, 11975), (6227, 10400), (6760, 9580), (7664, 8450)]