839016400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:677

約数の個数: 120

約数和(自身を含む): 2103436800

約数和(自身を除く): 1264420400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 151, 200, 232, 290, 302, 400, 464, 479, 580, 604, 725, 755, 958, 1160, 1208, 1450, 1510, 1916, 2320, 2395, 2416, 2900, 3020, 3775, 3832, 4379, 4790, 5800, 6040, 7550, 7664, 8758, 9580, 11600, 11975, 12080, 13891, 15100, 17516, 19160, 21895, 23950, 27782, 30200, 35032, 38320, 43790, 47900, 55564, 60400, 69455, 70064, 72329, 87580, 95800, 109475, 111128, 138910, 144658, 175160, 191600, 218950, 222256, 277820, 289316, 347275, 350320, 361645, 437900, 555640, 578632, 694550, 723290, 875800, 1111280, 1157264, 1389100, 1446580, 1751600, 1808225, 2097541, 2778200, 2893160, 3616450, 4195082, 5556400, 5786320, 7232900, 8390164, 10487705, 14465800, 16780328, 20975410, 28931600, 33560656, 41950820, 52438525, 83901640, 104877050, 167803280, 209754100, 419508200, 839016400]

約数ペア:

[(1, 839016400), (2, 419508200), (4, 209754100), (5, 167803280), (8, 104877050), (10, 83901640), (16, 52438525), (20, 41950820), (25, 33560656), (29, 28931600), (40, 20975410), (50, 16780328), (58, 14465800), (80, 10487705), (100, 8390164), (116, 7232900), (145, 5786320), (151, 5556400), (200, 4195082), (232, 3616450), (290, 2893160), (302, 2778200), (400, 2097541), (464, 1808225), (479, 1751600), (580, 1446580), (604, 1389100), (725, 1157264), (755, 1111280), (958, 875800), (1160, 723290), (1208, 694550), (1450, 578632), (1510, 555640), (1916, 437900), (2320, 361645), (2395, 350320), (2416, 347275), (2900, 289316), (3020, 277820), (3775, 222256), (3832, 218950), (4379, 191600), (4790, 175160), (5800, 144658), (6040, 138910), (7550, 111128), (7664, 109475), (8758, 95800), (9580, 87580), (11600, 72329), (11975, 70064), (12080, 69455), (13891, 60400), (15100, 55564), (17516, 47900), (19160, 43790), (21895, 38320), (23950, 35032), (27782, 30200)]