51880240

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2393}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 121117248

約数和(自身を除く): 69237008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2393, 2710, 4336, 4786, 5420, 9572, 10840, 11965, 19144, 21680, 23930, 38288, 47860, 95720, 191440, 648503, 1297006, 2594012, 3242515, 5188024, 6485030, 10376048, 12970060, 25940120, 51880240]

約数ペア:

[(1, 51880240), (2, 25940120), (4, 12970060), (5, 10376048), (8, 6485030), (10, 5188024), (16, 3242515), (20, 2594012), (40, 1297006), (80, 648503), (271, 191440), (542, 95720), (1084, 47860), (1355, 38288), (2168, 23930), (2393, 21680), (2710, 19144), (4336, 11965), (4786, 10840), (5420, 9572)]