78897470

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{72383}}^1$

素因数の和:72499

約数の個数: 16

約数和(自身を含む): 143320320

約数和(自身を除く): 64422850

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 72383, 144766, 361915, 723830, 7889747, 15779494, 39448735, 78897470]

約数ペア:

[(1, 78897470), (2, 39448735), (5, 15779494), (10, 7889747), (109, 723830), (218, 361915), (545, 144766), (1090, 72383)]