89943890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{147449}}^1$

素因数の和:147517

約数の個数: 16

約数和(自身を含む): 164554200

約数和(自身を除く): 74610310

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 147449, 294898, 737245, 1474490, 8994389, 17988778, 44971945, 89943890]

約数ペア:

[(1, 89943890), (2, 44971945), (5, 17988778), (10, 8994389), (61, 1474490), (122, 737245), (305, 294898), (610, 147449)]