664798900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9967}}^1$

素因数の和:10033

約数の個数: 72

約数和(自身を含む): 1557400320

約数和(自身を除く): 892601420

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 1150, 1334, 1450, 2300, 2668, 2900, 3335, 6670, 9967, 13340, 16675, 19934, 33350, 39868, 49835, 66700, 99670, 199340, 229241, 249175, 289043, 458482, 498350, 578086, 916964, 996700, 1146205, 1156172, 1445215, 2292410, 2890430, 4584820, 5731025, 5780860, 6647989, 7226075, 11462050, 13295978, 14452150, 22924100, 26591956, 28904300, 33239945, 66479890, 132959780, 166199725, 332399450, 664798900]

約数ペア:

[(1, 664798900), (2, 332399450), (4, 166199725), (5, 132959780), (10, 66479890), (20, 33239945), (23, 28904300), (25, 26591956), (29, 22924100), (46, 14452150), (50, 13295978), (58, 11462050), (92, 7226075), (100, 6647989), (115, 5780860), (116, 5731025), (145, 4584820), (230, 2890430), (290, 2292410), (460, 1445215), (575, 1156172), (580, 1146205), (667, 996700), (725, 916964), (1150, 578086), (1334, 498350), (1450, 458482), (2300, 289043), (2668, 249175), (2900, 229241), (3335, 199340), (6670, 99670), (9967, 66700), (13340, 49835), (16675, 39868), (19934, 33350)]