31410688

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 40

約数和(自身を含む): 64817280

約数和(自身を除く): 33406592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1979, 1984, 3958, 3968, 7916, 7936, 15832, 15872, 31664, 61349, 63328, 122698, 126656, 245396, 253312, 490792, 506624, 981584, 1013248, 1963168, 3926336, 7852672, 15705344, 31410688]

約数ペア:

[(1, 31410688), (2, 15705344), (4, 7852672), (8, 3926336), (16, 1963168), (31, 1013248), (32, 981584), (62, 506624), (64, 490792), (124, 253312), (128, 245396), (248, 126656), (256, 122698), (496, 63328), (512, 61349), (992, 31664), (1979, 15872), (1984, 15832), (3958, 7936), (3968, 7916)]