155816912

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{991}}^1$

素因数の和:1347

約数の個数: 40

約数和(自身を含む): 312932352

約数和(自身を除く): 157115440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 496, 634, 991, 1268, 1982, 2536, 3964, 5072, 7928, 9827, 15856, 19654, 30721, 39308, 61442, 78616, 122884, 157232, 245768, 314147, 491536, 628294, 1256588, 2513176, 5026352, 9738557, 19477114, 38954228, 77908456, 155816912]

約数ペア:

[(1, 155816912), (2, 77908456), (4, 38954228), (8, 19477114), (16, 9738557), (31, 5026352), (62, 2513176), (124, 1256588), (248, 628294), (317, 491536), (496, 314147), (634, 245768), (991, 157232), (1268, 122884), (1982, 78616), (2536, 61442), (3964, 39308), (5072, 30721), (7928, 19654), (9827, 15856)]