40818215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 53778816

約数和(自身を除く): 12960601

約数列:

[1, 5, 23, 37, 53, 115, 181, 185, 265, 851, 905, 1219, 1961, 4163, 4255, 6095, 6697, 9593, 9805, 20815, 33485, 45103, 47965, 154031, 220639, 225515, 354941, 770155, 1103195, 1774705, 8163643, 40818215]

約数ペア:

[(1, 40818215), (5, 8163643), (23, 1774705), (37, 1103195), (53, 770155), (115, 354941), (181, 225515), (185, 220639), (265, 154031), (851, 47965), (905, 45103), (1219, 33485), (1961, 20815), (4163, 9805), (4255, 9593), (6095, 6697)]