89117240

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{4073}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 200929680

約数和(自身を除く): 111812440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4073, 4376, 5470, 8146, 10940, 16292, 20365, 21880, 32584, 40730, 81460, 162920, 2227931, 4455862, 8911724, 11139655, 17823448, 22279310, 44558620, 89117240]

約数ペア:

[(1, 89117240), (2, 44558620), (4, 22279310), (5, 17823448), (8, 11139655), (10, 8911724), (20, 4455862), (40, 2227931), (547, 162920), (1094, 81460), (2188, 40730), (2735, 32584), (4073, 21880), (4376, 20365), (5470, 16292), (8146, 10940)]