89512780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27799}}^1$

素因数の和:27838

約数の個数: 48

約数和(自身を含む): 224179200

約数和(自身を除く): 134666420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 27799, 55598, 111196, 138995, 194593, 277990, 389186, 555980, 639377, 778372, 972965, 1278754, 1945930, 2557508, 3196885, 3891860, 4475639, 6393770, 8951278, 12787540, 17902556, 22378195, 44756390, 89512780]

約数ペア:

[(1, 89512780), (2, 44756390), (4, 22378195), (5, 17902556), (7, 12787540), (10, 8951278), (14, 6393770), (20, 4475639), (23, 3891860), (28, 3196885), (35, 2557508), (46, 1945930), (70, 1278754), (92, 972965), (115, 778372), (140, 639377), (161, 555980), (230, 389186), (322, 277990), (460, 194593), (644, 138995), (805, 111196), (1610, 55598), (3220, 27799)]