389634256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 861819840

約数和(自身を除く): 472185584

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 97, 116, 176, 194, 232, 319, 388, 464, 638, 776, 787, 1067, 1276, 1552, 1574, 2134, 2552, 2813, 3148, 4268, 5104, 5626, 6296, 8536, 8657, 11252, 12592, 17072, 17314, 22504, 22823, 30943, 34628, 45008, 45646, 61886, 69256, 76339, 91292, 123772, 138512, 152678, 182584, 247544, 251053, 305356, 365168, 495088, 502106, 610712, 839729, 1004212, 1221424, 1679458, 2008424, 2213831, 3358916, 4016848, 4427662, 6717832, 8855324, 13435664, 17710648, 24352141, 35421296, 48704282, 97408564, 194817128, 389634256]

約数ペア:

[(1, 389634256), (2, 194817128), (4, 97408564), (8, 48704282), (11, 35421296), (16, 24352141), (22, 17710648), (29, 13435664), (44, 8855324), (58, 6717832), (88, 4427662), (97, 4016848), (116, 3358916), (176, 2213831), (194, 2008424), (232, 1679458), (319, 1221424), (388, 1004212), (464, 839729), (638, 610712), (776, 502106), (787, 495088), (1067, 365168), (1276, 305356), (1552, 251053), (1574, 247544), (2134, 182584), (2552, 152678), (2813, 138512), (3148, 123772), (4268, 91292), (5104, 76339), (5626, 69256), (6296, 61886), (8536, 45646), (8657, 45008), (11252, 34628), (12592, 30943), (17072, 22823), (17314, 22504)]