68778280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74759}}^1$

素因数の和:74793

約数の個数: 32

約数和(自身を含む): 161481600

約数和(自身を除く): 92703320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 74759, 149518, 299036, 373795, 598072, 747590, 1495180, 1719457, 2990360, 3438914, 6877828, 8597285, 13755656, 17194570, 34389140, 68778280]

約数ペア:

[(1, 68778280), (2, 34389140), (4, 17194570), (5, 13755656), (8, 8597285), (10, 6877828), (20, 3438914), (23, 2990360), (40, 1719457), (46, 1495180), (92, 747590), (115, 598072), (184, 373795), (230, 299036), (460, 149518), (920, 74759)]