78148150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{91939}}^1$

素因数の和:91968

約数の個数: 24

約数和(自身を含む): 153907560

約数和(自身を除く): 75759410

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 91939, 183878, 459695, 919390, 1562963, 2298475, 3125926, 4596950, 7814815, 15629630, 39074075, 78148150]

約数ペア:

[(1, 78148150), (2, 39074075), (5, 15629630), (10, 7814815), (17, 4596950), (25, 3125926), (34, 2298475), (50, 1562963), (85, 919390), (170, 459695), (425, 183878), (850, 91939)]