155166656

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:637

約数の個数: 56

約数和(自身を含む): 320259456

約数和(自身を除く): 165092800

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 197, 248, 394, 397, 496, 788, 794, 992, 1576, 1588, 1984, 3152, 3176, 6107, 6304, 6352, 12214, 12307, 12608, 12704, 24428, 24614, 25408, 48856, 49228, 78209, 97712, 98456, 156418, 195424, 196912, 312836, 390848, 393824, 625672, 787648, 1251344, 2424479, 2502688, 4848958, 5005376, 9697916, 19395832, 38791664, 77583328, 155166656]

約数ペア:

[(1, 155166656), (2, 77583328), (4, 38791664), (8, 19395832), (16, 9697916), (31, 5005376), (32, 4848958), (62, 2502688), (64, 2424479), (124, 1251344), (197, 787648), (248, 625672), (394, 393824), (397, 390848), (496, 312836), (788, 196912), (794, 195424), (992, 156418), (1576, 98456), (1588, 97712), (1984, 78209), (3152, 49228), (3176, 48856), (6107, 25408), (6304, 24614), (6352, 24428), (12214, 12704), (12307, 12608)]