27400900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8884

約数の個数: 36

約数和(自身を含む): 61384960

約数和(自身を除く): 33984060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 8839, 17678, 35356, 44195, 88390, 176780, 220975, 274009, 441950, 548018, 883900, 1096036, 1370045, 2740090, 5480180, 6850225, 13700450, 27400900]

約数ペア:

[(1, 27400900), (2, 13700450), (4, 6850225), (5, 5480180), (10, 2740090), (20, 1370045), (25, 1096036), (31, 883900), (50, 548018), (62, 441950), (100, 274009), (124, 220975), (155, 176780), (310, 88390), (620, 44195), (775, 35356), (1550, 17678), (3100, 8839)]