149804920

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2677}}^1$

素因数の和:4087

約数の個数: 32

約数和(自身を含む): 337428000

約数和(自身を除く): 187623080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 2677, 2798, 5354, 5596, 6995, 10708, 11192, 13385, 13990, 21416, 26770, 27980, 53540, 55960, 107080, 3745123, 7490246, 14980492, 18725615, 29960984, 37451230, 74902460, 149804920]

約数ペア:

[(1, 149804920), (2, 74902460), (4, 37451230), (5, 29960984), (8, 18725615), (10, 14980492), (20, 7490246), (40, 3745123), (1399, 107080), (2677, 55960), (2798, 53540), (5354, 27980), (5596, 26770), (6995, 21416), (10708, 13990), (11192, 13385)]