27400750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8431}}^1$

素因数の和:8461

約数の個数: 32

約数和(自身を含む): 55246464

約数和(自身を除く): 27845714

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8431, 16862, 42155, 84310, 109603, 210775, 219206, 421550, 548015, 1053875, 1096030, 2107750, 2740075, 5480150, 13700375, 27400750]

約数ペア:

[(1, 27400750), (2, 13700375), (5, 5480150), (10, 2740075), (13, 2107750), (25, 1096030), (26, 1053875), (50, 548015), (65, 421550), (125, 219206), (130, 210775), (250, 109603), (325, 84310), (650, 42155), (1625, 16862), (3250, 8431)]