649888928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:886

約数の個数: 96

約数和(自身を含む): 1441794816

約数和(自身を除く): 791905888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 47, 52, 86, 94, 104, 172, 188, 208, 344, 376, 416, 559, 611, 688, 752, 773, 1118, 1222, 1376, 1504, 1546, 2021, 2236, 2444, 3092, 4042, 4472, 4888, 6184, 8084, 8944, 9776, 10049, 12368, 16168, 17888, 19552, 20098, 24736, 26273, 32336, 33239, 36331, 40196, 52546, 64672, 66478, 72662, 80392, 105092, 132956, 145324, 160784, 210184, 265912, 290648, 321568, 420368, 432107, 472303, 531824, 581296, 840736, 864214, 944606, 1063648, 1162592, 1562233, 1728428, 1889212, 3124466, 3456856, 3778424, 6248932, 6913712, 7556848, 12497864, 13827424, 15113696, 20309029, 24995728, 40618058, 49991456, 81236116, 162472232, 324944464, 649888928]

約数ペア:

[(1, 649888928), (2, 324944464), (4, 162472232), (8, 81236116), (13, 49991456), (16, 40618058), (26, 24995728), (32, 20309029), (43, 15113696), (47, 13827424), (52, 12497864), (86, 7556848), (94, 6913712), (104, 6248932), (172, 3778424), (188, 3456856), (208, 3124466), (344, 1889212), (376, 1728428), (416, 1562233), (559, 1162592), (611, 1063648), (688, 944606), (752, 864214), (773, 840736), (1118, 581296), (1222, 531824), (1376, 472303), (1504, 432107), (1546, 420368), (2021, 321568), (2236, 290648), (2444, 265912), (3092, 210184), (4042, 160784), (4472, 145324), (4888, 132956), (6184, 105092), (8084, 80392), (8944, 72662), (9776, 66478), (10049, 64672), (12368, 52546), (16168, 40196), (17888, 36331), (19552, 33239), (20098, 32336), (24736, 26273)]