520000376

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 1224115200

約数和(自身を除く): 704114824

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 41, 43, 46, 56, 82, 86, 92, 161, 164, 172, 184, 229, 287, 301, 322, 328, 344, 458, 574, 602, 644, 916, 943, 989, 1148, 1204, 1288, 1603, 1763, 1832, 1886, 1978, 2296, 2408, 3206, 3526, 3772, 3956, 5267, 6412, 6601, 6923, 7052, 7544, 7912, 9389, 9847, 10534, 12341, 12824, 13202, 13846, 14104, 18778, 19694, 21068, 24682, 26404, 27692, 36869, 37556, 39388, 40549, 42136, 49364, 52808, 55384, 65723, 68929, 73738, 75112, 78776, 81098, 98728, 131446, 137858, 147476, 162196, 215947, 226481, 262892, 275716, 283843, 294952, 324392, 403727, 431894, 452962, 525784, 551432, 567686, 807454, 863788, 905924, 1135372, 1511629, 1585367, 1614908, 1727576, 1811848, 2270744, 2826089, 3023258, 3170734, 3229816, 5652178, 6046516, 6341468, 9285721, 11304356, 12093032, 12682936, 18571442, 22608712, 37142884, 65000047, 74285768, 130000094, 260000188, 520000376]

約数ペア:

[(1, 520000376), (2, 260000188), (4, 130000094), (7, 74285768), (8, 65000047), (14, 37142884), (23, 22608712), (28, 18571442), (41, 12682936), (43, 12093032), (46, 11304356), (56, 9285721), (82, 6341468), (86, 6046516), (92, 5652178), (161, 3229816), (164, 3170734), (172, 3023258), (184, 2826089), (229, 2270744), (287, 1811848), (301, 1727576), (322, 1614908), (328, 1585367), (344, 1511629), (458, 1135372), (574, 905924), (602, 863788), (644, 807454), (916, 567686), (943, 551432), (989, 525784), (1148, 452962), (1204, 431894), (1288, 403727), (1603, 324392), (1763, 294952), (1832, 283843), (1886, 275716), (1978, 262892), (2296, 226481), (2408, 215947), (3206, 162196), (3526, 147476), (3772, 137858), (3956, 131446), (5267, 98728), (6412, 81098), (6601, 78776), (6923, 75112), (7052, 73738), (7544, 68929), (7912, 65723), (9389, 55384), (9847, 52808), (10534, 49364), (12341, 42136), (12824, 40549), (13202, 39388), (13846, 37556), (14104, 36869), (18778, 27692), (19694, 26404), (21068, 24682)]