2539804528820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{495133}}^1$

素因数の和:495445

約数の個数: 96

約数和(自身を含む): 5828598615840

約数和(自身を除く): 3288794087020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 181, 218, 260, 362, 436, 545, 724, 905, 1090, 1417, 1810, 2180, 2353, 2834, 3620, 4706, 5668, 7085, 9412, 11765, 14170, 19729, 23530, 28340, 39458, 47060, 78916, 98645, 197290, 256477, 394580, 495133, 512954, 990266, 1025908, 1282385, 1980532, 2475665, 2564770, 4951330, 5129540, 6436729, 9902660, 12873458, 25746916, 32183645, 53969497, 64367290, 89619073, 107938994, 128734580, 179238146, 215877988, 269847485, 358476292, 448095365, 539694970, 701603461, 896190730, 1079389940, 1165047949, 1403206922, 1792381460, 2330095898, 2806413844, 3508017305, 4660191796, 5825239745, 7016034610, 9768478957, 11650479490, 14032069220, 19536957914, 23300958980, 39073915828, 48842394785, 97684789570, 126990226441, 195369579140, 253980452882, 507960905764, 634951132205, 1269902264410, 2539804528820]

約数ペア:

[(1, 2539804528820), (2, 1269902264410), (4, 634951132205), (5, 507960905764), (10, 253980452882), (13, 195369579140), (20, 126990226441), (26, 97684789570), (52, 48842394785), (65, 39073915828), (109, 23300958980), (130, 19536957914), (181, 14032069220), (218, 11650479490), (260, 9768478957), (362, 7016034610), (436, 5825239745), (545, 4660191796), (724, 3508017305), (905, 2806413844), (1090, 2330095898), (1417, 1792381460), (1810, 1403206922), (2180, 1165047949), (2353, 1079389940), (2834, 896190730), (3620, 701603461), (4706, 539694970), (5668, 448095365), (7085, 358476292), (9412, 269847485), (11765, 215877988), (14170, 179238146), (19729, 128734580), (23530, 107938994), (28340, 89619073), (39458, 64367290), (47060, 53969497), (78916, 32183645), (98645, 25746916), (197290, 12873458), (256477, 9902660), (394580, 6436729), (495133, 5129540), (512954, 4951330), (990266, 2564770), (1025908, 2475665), (1282385, 1980532)]