81814750

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{4483}}^1$

素因数の和:4573

約数の個数: 32

約数和(自身を含む): 155289888

約数和(自身を除く): 73475138

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 730, 1825, 3650, 4483, 8966, 9125, 18250, 22415, 44830, 112075, 224150, 327259, 560375, 654518, 1120750, 1636295, 3272590, 8181475, 16362950, 40907375, 81814750]

約数ペア:

[(1, 81814750), (2, 40907375), (5, 16362950), (10, 8181475), (25, 3272590), (50, 1636295), (73, 1120750), (125, 654518), (146, 560375), (250, 327259), (365, 224150), (730, 112075), (1825, 44830), (3650, 22415), (4483, 18250), (8966, 9125)]