1641093376

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15907}}^1$

素因数の和:15967

約数の個数: 72

約数和(自身を含む): 3641786624

約数和(自身を除く): 2000693248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 3224, 3328, 3968, 6448, 7936, 12896, 15907, 25792, 31814, 51584, 63628, 103168, 127256, 206791, 254512, 413582, 493117, 509024, 827164, 986234, 1018048, 1654328, 1972468, 2036096, 3308656, 3944936, 4072192, 6410521, 6617312, 7889872, 12821042, 13234624, 15779744, 25642084, 26469248, 31559488, 51284168, 52938496, 63118976, 102568336, 126237952, 205136672, 410273344, 820546688, 1641093376]

約数ペア:

[(1, 1641093376), (2, 820546688), (4, 410273344), (8, 205136672), (13, 126237952), (16, 102568336), (26, 63118976), (31, 52938496), (32, 51284168), (52, 31559488), (62, 26469248), (64, 25642084), (104, 15779744), (124, 13234624), (128, 12821042), (208, 7889872), (248, 6617312), (256, 6410521), (403, 4072192), (416, 3944936), (496, 3308656), (806, 2036096), (832, 1972468), (992, 1654328), (1612, 1018048), (1664, 986234), (1984, 827164), (3224, 509024), (3328, 493117), (3968, 413582), (6448, 254512), (7936, 206791), (12896, 127256), (15907, 103168), (25792, 63628), (31814, 51584)]