254456480

素因数分解:

$2^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5081}}^1$

素因数の和:5409

約数の個数: 48

約数和(自身を含む): 603192744

約数和(自身を除く): 348736264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 313, 626, 1252, 1565, 2504, 3130, 5008, 5081, 6260, 10016, 10162, 12520, 20324, 25040, 25405, 40648, 50080, 50810, 81296, 101620, 162592, 203240, 406480, 812960, 1590353, 3180706, 6361412, 7951765, 12722824, 15903530, 25445648, 31807060, 50891296, 63614120, 127228240, 254456480]

約数ペア:

[(1, 254456480), (2, 127228240), (4, 63614120), (5, 50891296), (8, 31807060), (10, 25445648), (16, 15903530), (20, 12722824), (32, 7951765), (40, 6361412), (80, 3180706), (160, 1590353), (313, 812960), (626, 406480), (1252, 203240), (1565, 162592), (2504, 101620), (3130, 81296), (5008, 50810), (5081, 50080), (6260, 40648), (10016, 25405), (10162, 25040), (12520, 20324)]