20162906875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73823}}^1$

素因数の和:73885

約数の個数: 40

約数和(自身を含む): 27675141120

約数和(自身を除く): 7512234245

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 437, 475, 575, 625, 2185, 2375, 2875, 10925, 11875, 14375, 54625, 73823, 273125, 369115, 1402637, 1697929, 1845575, 7013185, 8489645, 9227875, 32260651, 35065925, 42448225, 46139375, 161303255, 175329625, 212241125, 806516275, 876648125, 1061205625, 4032581375, 20162906875]

約数ペア:

[(1, 20162906875), (5, 4032581375), (19, 1061205625), (23, 876648125), (25, 806516275), (95, 212241125), (115, 175329625), (125, 161303255), (437, 46139375), (475, 42448225), (575, 35065925), (625, 32260651), (2185, 9227875), (2375, 8489645), (2875, 7013185), (10925, 1845575), (11875, 1697929), (14375, 1402637), (54625, 369115), (73823, 273125)]